30 amp motor rated switch

(when compared to installation of UL98 Disconnect Switches). Cat. No. Description AC Horsepower Rating (HP) 120V 240V 480V 600V MS302-DS 30 AMP, 600V AC, 2-Pole, 1Ø , Standard Toggle 2 5 10 15 MS302-DSS 30 AMP, 600V AC, 2-Pole, 1Ø , Short Toggle 2 5 10 15 MS303-DS 30 AMP, 600V AC, 3-Pole, 3Ø , Standard Toggle 3 7 ½ 15 20 MS303-DSSSave Up to 20% on LAP Flat Screwed Switches & Sockets. 2 For £16 on BG 900 Series 2 Gang Type A USB Socket. 2 For £22 on BG 900 Series 2 Gang Type A & C USB Socket. 2 For £44 on BG 900 Series 2 Gang Type A & C 3A USB Socket. Sort by: Description 30 Amp, 600V, Three-Pole, Three Phase AC Motor Starting Switch, Suitable as Motor Disconnect, Toggle, Industrial Grade, Non-Grounding, Back & Side Wiring, - Black For full line of Leviton Switches ( Toggle Switch , Decora Switch, Industrial Grade Switch, Commercial Grade Switch, Residential Grade Switch), please click Leviton SwitchesSave Up to 20% on LAP Flat Screwed Switches & Sockets. 2 For £16 on BG 900 Series 2 Gang Type A USB Socket. 2 For £22 on BG 900 Series 2 Gang Type A & C USB Socket. 2 For £44 on BG 900 Series 2 Gang Type A & C 3A USB Socket. Sort by: Tech Tip. SELECTING SWITCHES per NEC and IEC. Article 430 of the US National Electric Code includes two methods for properly sizing disconnect switches: 1. Single Motor Application. A properly sized disconnect switch for a single motor will: Have an ampere rating greater than or equal to 115 percent of the rated motor full load current; or, Mar 05, 2021 · 30 Amp Industrial Grade Heavy Duty 3-Way Toggle Switch, Brown Leviton's Industrial Grade AC ... Jan 23, 2022 · After the power has been converted to watts, use Watt’s Law formula to find current in amps. Amps = Watts ÷ Volts. if pf is known then using above formula. HP × 746. Amps = ──────. V × η × PF. similarly for 3 phase motor amps calculation, the current rating can be calculated by using the following formula. all about convert ... Looking for Manual Motor Switch, IEC, 30A, 600V? Find it at Grainger.com®. With over 1.6M products and 24/7 customer service we have supplies and solutions for every industry. ... Manual Motor Switch: No Enclosure, 30 A Amps AC, 3 Poles, 600 V AC, Open Motor Switch Item # 1H405; Mfr. Model # ...Wire Size 30 – 14; Wire Size.05 – .2; Accepts Wire Insulation Diameter Range 3.81; Operating Temperature Range-55 – 105; Fluid Resistance Immersion; Circuit Application Power & Signal; Shielded No; UL Flammability Rating UL 94V-0; VDE Tested No; Packaging Method Box; Packaging Quantity 10 Heavy-duty horsepower rated switches capable of providing manual ON/OFF control to higher motor loads than standard toggle switches. ... available and the highest production standards to produce industrial switches of unmatched versatility and reliability. 30 Amp 600 Volt, Three-Pole, Three Phase AC Motor Starter, Suitable as Motor Disconnect ...155 Products available. AC Manual Motor Controller, suitable as Motor Disconnect - 10KA @ 600VAC, 30A max. Class J Fuse. Non-Fusible Safety Switch, 30 Amps, 600 VAC. P&S Non-Fusible Safety Switches feature extra-tough components, including an impact-resistant Valox NEMA 4X enclosure.Enclosure NEMA Rating No Enclosure Amps AC 30 A Starter Type NEMA Style Number of Poles 2 Description/Special Features Open Motor Switch Max. Voltage 600 V AC HP @ 3 Phase - 240V 2 hp HP @ 3 Phase - 480V 3 hp Height 4.12 in Width 1.69 in Depth 2.34 in HP @ 1 Phase - 120V 2 hp HP @ 1 Phase - 230V 2 hp HP @ 3 Phase - 460-575V 3 hp 30 hp @ 600 V AC Switch Action Stays Switched (Maintained) Springs Back (Momentary) Environment Corrosive Damp Dusty Hazardous High- Pressure Washdown Oily Outdoor Washdown Actuator Style Maximum Voltage 240V AC 250V AC 600V AC 30V DC 125V DC 250V DC 600V DC Position Designation On- Off On-Off- On On- On Industry Designation 3PDT 3PST 3PST- NOapplications from industrial motor control to construction safety switches. Non-fusible Disconnect switches International acceptance UL listed, CSA approved, IEC rated, CE marked, and most other international standards. UL98 (CSA 22.2 No.4) — UL File # E101914, CSA File #LR58077 For OT30, OT60, OT100, OT125, OT200, OT400, OT600, Looking for Manual Motor Switch, 30A, 600VAC/230VDC, 2P? Find it at Grainger.com®. With over 1.6M products and 24/7 customer service we have supplies and solutions for every industry. ... Manual Motor Switch: 1, 30 A Amps AC, 2 Poles, 600 V AC/230 V DC, Pilot Light Item # 2BV87; Mfr. Model # 2510KG1A UNSPSC # 39121521 Catalog Page # 167 167 ...Manual Motor Switch: 1, 30 A Amps AC, 3 Poles, 600 V AC, Gen Purpose Surface Mount Item # 1H401 Mfr. Model # 2510KG2 UNSPSC # 39121521 Catalog Page # 167 Country of Origin Mexico. Country of Origin is subject to change. Compare this product Technical Specs Item Manual Motor Switch Operator Toggle Enclosure NEMA Rating 1 Amps AC 30 AAnswer (1 of 16): You can do that, sure. But ask yourself, why was it 20 in the first place? Firstly, putting that fuse in there, of itself, won’t change anything as a normal thing. See details for additional description. $15.95. FAST 'N FREE. Guaranteed by Monday, Oct 18 from Crystal Lake, Illinois. • New condition. • No returns, but backed by eBay Money back guarantee. eBay Money back guarantee. 30 amp, On-Off-On Toggle Switch. Simply connect power and ground and two DC motor leads and the switch will reverse the ...Apr 01, 2020 · Double-Pole Switch This allows the user to connect it to two pairs of hot wires from a 240-volt circuit. Double-pole switches are commonly rated for 30 amps, compared to 15 or 20 amps with standard switches. Apr 01, 2020 · Double-Pole Switch This allows the user to connect it to two pairs of hot wires from a 240-volt circuit. Double-pole switches are commonly rated for 30 amps, compared to 15 or 20 amps with standard switches. Mar 05, 2021 · 30 Amp Industrial Grade Heavy Duty 3-Way Toggle Switch, Brown Leviton's Industrial Grade AC ... Leviton uses the finest materials available and the highest production standards to produce industrial switches of unmatched versatility and reliability. 30 Amp, 120/277 Volt, Toggle Single-Pole AC Quiet Switch, Extra Heavy Duty Grade, Self Grounding. Top-of-the-Line Industrial Quality Heavy Gauge Copper Alloy One-Piece Arm for Top PerformanceAmps AC 30 A Starter Type NEMA Style Number of Poles 2 Description/Special Features Open Motor Switch Max. Voltage 600 V AC HP @ 3 Phase - 240V 2 hp HP @ 3 Phase - 480V 3 hp Height 4.12 in Width 1.69 in Depth 2.34 in HP @ 1 Phase - 120V 2 hp HP @ 1 Phase - 230V 2 hp HP @ 3 Phase - 460-575V 3 hp HP @ 3 Phase - 575V 3 hp HP @ 115VDC 2 hpJan 23, 2022 · After the power has been converted to watts, use Watt’s Law formula to find current in amps. Amps = Watts ÷ Volts. if pf is known then using above formula. HP × 746. Amps = ──────. V × η × PF. similarly for 3 phase motor amps calculation, the current rating can be calculated by using the following formula. all about convert ... MS303-DS Choose a Color 30 Amp, 600 Volt, 3-Pole, Three-Phase Single Throw AC Manual Motor Controller, Suitable as Motor Disconnect, Standard Toggle, Industrial Grade, Non-Grounding, Back & Side Wiring - Black Powerswitch® Industrial Grade AC Manual Motor Controllers provide safe, reliable control of a variety of motor loads.30 Amp, 600 Volt, Standard Toggle, 3-Pole, AC Motor Starting Switch, Industrial Grade, Non-Grounding, Side Wired - Black, Suitable for Motor Disconnect Category: Control, Automation Starters & Contactors Manual Starters/Switches Manual Starters - Toggle TypeHUBBELL WIRING DEVICE-KELLEMS Manual Motor Switch,30A,600VAC,2P. Zoro # G0535805 Mfr # HBL7832D. Manual Motor Switch, Toggle Operator, Enclosure NEMA Rating No Enclosure, Amps AC 30 A, Starter Type NEMA Style, Number of Poles 2, Max. Voltage 600V AC, Height 3.7 in, Width 2.2 in, Depth 2.4 in, HP @ 1 Phase - 120V 2 hp, HP @ 1 Phase - 230V 5 hp ...Amazon.com. Spend less. Smile more.Heavy-duty horsepower rated switches capable of providing manual ON/OFF control to higher motor loads than standard toggle switches. ... available and the highest production standards to produce industrial switches of unmatched versatility and reliability. 30 Amp 600 Volt, Three-Pole, Three Phase AC Motor Starter, Suitable as Motor Disconnect ...Manual Motor Switch: 1, 30 A Amps AC, 3 Poles, 600 V AC, Gen Purpose Surface Mount Item # 1H401 Mfr. Model # 2510KG2 UNSPSC # 39121521 Catalog Page # 167 Country of Origin Mexico. Country of Origin is subject to change. Compare this product Technical Specs Item Manual Motor Switch Operator Toggle Enclosure NEMA Rating 1 Amps AC 30 AThis item: 30 Amp Industrial Double Pole Switch, White $14.10 Leviton 20 Amp Commercial Double-Pole Toggle Switch, White $7.52 Commercial Electric 1/2 in. 1-Gang 3-Holes Weatherproof Box, Gray $4.68 Product Overview Leviton Professional grade devices are built to the most demanding standards for performance and reliability.In order to use a snap switch as a motor disconnect it has to be horsepower rated. 430.109. Standard commercial grade and industrial grade switches have a horsepower rating. The difference is, it's cheaper to make a switch with a 20A rating for purely resistive loads, but switching an inductive load like a motor means the switch must be capable ...Oct 28, 2021 · These include: 50 Amp Circuit Breaker (12 VDC) – This circuit breaker can be used for 30 lb., 40 lb., and 45 lb. trolling motors. The maximum ampere draw for these motors is 30 amperes and 42 amperes. 50 Amp Circuit Breaker (24 VDC) – This circuit breaker can be used for a 70 lb. trolling motor. Small bulbs (incandescent) - 0.3 to 0.4 amps per bulb. Small bulbs (LED) - 0.04 to 0.06 amps per bulb. Starter Motor - 200 to 350 amps. 500 Watt Sound System - 13 to 30 amps (depending on the efficiency of the amplifier and level of sound output) Electric Rear Window Defroster - 10 to 20 amps. Windshield wipers - 2 to 10 amps depending on load Safety Disconnect Switches. Our Safety Disconnect Switches are designed for industrial and heavy commercial applications, as well as for hazardous locations. These switches offer 30 A, 60 A, 100 A and 200 A ratings. Safety Disconnect Switches. A switch’s DC Voltage (V DC) rating is typically always lower than the AC Voltage (V AC) rating at the same current (Amps) rating. For example: A switch rated for 20 amps at 125V AC or (10 amps at 250V AC ), would typically have a current rating of less than 1 Amp at 125V DC, and yet the only difference was going from 125 volts AC to 125 ... 155 Products available. AC Manual Motor Controller, suitable as Motor Disconnect - 10KA @ 600VAC, 30A max. Class J Fuse. Non-Fusible Safety Switch, 30 Amps, 600 VAC. P&S Non-Fusible Safety Switches feature extra-tough components, including an impact-resistant Valox NEMA 4X enclosure.Description 30 Amp, 600V, Three-Pole, Three Phase AC Motor Starting Switch, Suitable as Motor Disconnect, Toggle, Industrial Grade, Non-Grounding, Back & Side Wiring, - Black For full line of Leviton Switches ( Toggle Switch , Decora Switch, Industrial Grade Switch, Commercial Grade Switch, Residential Grade Switch), please click Leviton SwitchesBrowse our selection of Generac and Cummins transfer switches. Our staff is always here to help with any questions! Arrives by Thu, Jun 30 Buy Combination Toggle Switch Racing Car Switch 12V/30A LED Combination Toggle Switch Panel Racing Car Ignition On Off Engine Start Push Button at Walmart.com To calculate the amperage for a circuit, first add up the wattage of all the electrical devices that will be on the circuit. Then, divide the total wattage by the voltage of the system, 110 or 220, and that will give you the expected current or amps. Wire Size and Amp Ratings. View Wire Size and Amp Ratings in a new window. WARNING Manual Motor Switch: 1, 30 A Amps AC, 3 Poles, 600 V AC, Gen Purpose Surface Mount Item # 1H401 Mfr. Model # 2510KG2 UNSPSC # 39121521 Catalog Page # 167 Country of Origin Mexico. Country of Origin is subject to change. Compare this product Technical Specs Item Manual Motor Switch Operator Toggle Enclosure NEMA Rating 1 Amps AC 30 AArrives by Thu, Jun 30 Buy Combination Toggle Switch Racing Car Switch 12V/30A LED Combination Toggle Switch Panel Racing Car Ignition On Off Engine Start Push Button at Walmart.com 1. Caculate the working current via the formula. 2. Estimating the working current directly. Generally, it is 2A/kW for a 3-phase motor, and 4.5A/kW for single phase equipment. It must be pointed out that the current of the AC contactor to be selected should be 1.5 to 2 times of the working current of the motor. 30 AMPERE CURRENT RATING; 5 HP HP AT 240 V; 2 HP HP AT 120 V; B230 MODEL; ... CL09A300M 3 Pole 95 Amp GE Contactor. $345.00. Call For Current Availability 800-321-8998. Quick view. Square D by Schneider Electric. ... 2510-FG1 Square D Enclosed Manual Motor Switch. $30.00. Add to Cart.200% optional neutrals (100-600 Amps) All copper current-carrying parts on heavy duty switches (except lugs) Positive two- and three-point mounting Ratings 30-1200 amps 240 and 600 volts AC 250 and 600 volts DC 100 AlC for general duty switches 200 AlC for heavy duty switches Design E horsepower rated Non-Fusible Safety Switch with 3 Auxiliary Contacts, 30Amps, 600 VAC.The first non-metallic NEMA 4X Non-Fusible Safety Switch line UL Listed as Suitable as Motor Disconnect per NEC Article 430.109 (A) (6). P&S Non-Fusible Safety Switches feature extra-tough components, including an impact-resistant Valox NEMA 4X enclosure.Double-pole switches are commonly rated for 30 amps, compared to 15 or 20 amps with standard switches. This allows the switches to control power feeding higher-demand appliances, motors, and machinery. ... How many amps does a 1 hp motor draw? Common Horsepower to Amps Conversions. Horsepower Amps Voltage; 1 HP: 6.91 A: 120 V: 1.25 HP: 8.63 A ...Amazon.com. Spend less. Smile more.A KNIFE BLADE SWITCH USED TO CONTROL A MOTOR Engineers discovered that the contacts quickly wore out because humans could not open and close the switch fast enough to prevent arcing. Arcing, a condition where high voltage leaps across the open space as the contacts closed in or pulled away from the switch, corroded the soft copper switches with ... Heavy-duty horsepower rated switches capable of providing manual ON/OFF control to higher motor loads than standard toggle switches. ... available and the highest production standards to produce industrial switches of unmatched versatility and reliability. 30 Amp 600 Volt, Three-Pole, Three Phase AC Motor Starter, Suitable as Motor Disconnect ...Jun 16, 2020 · Amperage: 30 A Dielectric Voltage: Withstands 2200 VAC for 1 min. Endurance: 6,000 cycles inductive motor type load Grounding: Non-Grounding Overload UL20 Test: 50 cycles at 6 times full rated current Pole: 3 Short Circuit Current Rating: 10,000 RMS symmetrical amps at 600V AC max. when protected by a 30A time delay fuse Temperature Rise: 50ºC Max at full rated current Voltage: 600 VAC 30 Amp : Voltage: 600 Volt : Pole: 3 : Dielectric Voltage: Withstands 2200V for 1 min. Overload UL20 Test: 100 cycles of OL at 4.8 times rated current : Temperature Rise: 50C Max at full rated current : Endurance: 6,000 cycles inductive motor type load : Flammability: Rated V-0 per UL94 : Operating Temperature:-40C to 60C : Strap Material ... Looking for Manual Motor Switch, 30A, 600VAC/230VDC, 2P? Find it at Grainger.com®. With over 1.6M products and 24/7 customer service we have supplies and solutions for every industry. ... Manual Motor Switch: 1, 30 A Amps AC, 2 Poles, 600 V AC/230 V DC, Pilot Light Item # 2BV87; Mfr. Model # 2510KG1A UNSPSC # 39121521 Catalog Page # 167 167 ...A KNIFE BLADE SWITCH USED TO CONTROL A MOTOR Engineers discovered that the contacts quickly wore out because humans could not open and close the switch fast enough to prevent arcing. Arcing, a condition where high voltage leaps across the open space as the contacts closed in or pulled away from the switch, corroded the soft copper switches with ... Sierra Satin Chrome Tip Marine Toggle Switches. Starting at $23.82. View details. Wishlist. Sierra Heavy Duty 25 Amp Marine Toggle Switches. Starting at $13.95. View details. The control your fan needs to ventilate smarter. The perfect wall control switch is a beautiful finishing touch, and our attractive options provide the speed, sensing and control needed for any spot ventilation solution. Sleek styles in bright white complement all designs and color palettes. All you need is the faceplate to match your décor. The MD3304X is a square D™ MD enclosed motor Disconnect Switch. The MD motor disconnect family is a non-receptacle switch for UL 508 listed applications. This MD motor disconnect switch serves as a local on/off switch for a motor when the motor branch circuit protection is in a central enclosure. It is in a compact NEMA 4X enclosure and is available in 30A version. Amps AC 30 A Starter Type NEMA Style Number of Poles 2 Description/Special Features Open Motor Switch Max. Voltage 600 V AC HP @ 3 Phase - 240V 2 hp HP @ 3 Phase - 480V 3 hp Height 4.12 in Width 1.69 in Depth 2.34 in HP @ 1 Phase - 120V 2 hp HP @ 1 Phase - 230V 2 hp HP @ 3 Phase - 460-575V 3 hp HP @ 3 Phase - 575V 3 hp HP @ 115VDC 2 hpThe control your fan needs to ventilate smarter. The perfect wall control switch is a beautiful finishing touch, and our attractive options provide the speed, sensing and control needed for any spot ventilation solution. Sleek styles in bright white complement all designs and color palettes. All you need is the faceplate to match your décor. 1-48 of 617 results for "20 amp motor rated switch" RESULTS. Walther Electric KEM325UL Y/R Enclosed Motor Disconnect Switch, 3 Pole, 25A/600V, IP65 NEMA 4X Water Resistant, Lockable - Safe, Reliable for Welding, Motor Generator, Compressors, Food Processing ... Lowest price in 30 days. Get it as soon as Tue, Jun 21. FREE Shipping. Only 11 left ...Hubbell-Wiring Circuit-Lock® 3-Phase Manual motor controller disconnect switch has voltage rating of 600-Volt AC and current rating of 30-Amps. It has power rating of 3 hp at 120-Volt AC, 7.5 hp at 240-Volt AC, 15 hp at 480-Volt AC and 20 hp at 600-Volt AC. This 3-Pole disconnect switch with back and side-wired connection, is surface mountable. This switch features aluminum construction. It ... 30 Amp Industrial Grade Heavy Duty Double-Pole Double-Throw Center-Off Maintained Contact Toggle Switch, Brown ... Full rated current capacity on fluorescent, tungsten and resistive loads, motor load capacity up to 80% switch current rating ... motor load capacity up to 80% switch current rating; California residents. see Prop 65 WARNINGS ...Mar 05, 2021 · 30 Amp Industrial Grade Heavy Duty 3-Way Toggle Switch, Brown Leviton's Industrial Grade AC ... T28439 30 Amp Extra-Large Disconnect. The compact, installation-friendly T28439 30 Amp Extra-Large Disconnect enclosure provides a reliable means of controlling power and security for your motor. The OSHA compliant LO/TO handle makes the cover locked unable to be opened when in the ON position. UL listed. SPECIFICATIONS: Type 4X, 12; UL 508/UL ... A KNIFE BLADE SWITCH USED TO CONTROL A MOTOR Engineers discovered that the contacts quickly wore out because humans could not open and close the switch fast enough to prevent arcing. Arcing, a condition where high voltage leaps across the open space as the contacts closed in or pulled away from the switch, corroded the soft copper switches with ... 30 Amp, 600 Volt, Standard Toggle, 3-Pole, AC Motor Starting Switch, Industrial Grade, Non-Grounding, Side Wired - Black, Suitable for Motor Disconnect Category: Control, Automation Starters & Contactors Manual Starters/Switches Manual Starters - Toggle Type155 Products available. AC Manual Motor Controller, suitable as Motor Disconnect - 10KA @ 600VAC, 30A max. Class J Fuse. Non-Fusible Safety Switch, 30 Amps, 600 VAC. P&S Non-Fusible Safety Switches feature extra-tough components, including an impact-resistant Valox NEMA 4X enclosure.Fused Disconnect Switches 3 Pole 600V AC Amp Description Catalog Number 30 Circuit-Lock fused disconnect switch FDS30* 60 Circuit-Lock fused disconnect switch FDS60* Auxiliary contact, normally open, A600 pilot duty HBLACFSNO Auxiliary contact, normally closed, A600 pilot duty HBLACFSNC Note: *Class "J" fuse not included. • UL 98 Rated SwitchApr 01, 2020 · Double-Pole Switch This allows the user to connect it to two pairs of hot wires from a 240-volt circuit. Double-pole switches are commonly rated for 30 amps, compared to 15 or 20 amps with standard switches. $ 17 26 Add to cart This item: 30 Amp Industrial Grade Heavy Duty Single-Pole Toggle Switch, White $17.26 Leviton 15 Amp 125-Volt Duplex Self-Test Slim GFCI Outlet, White (4-Pack) $53.53 Leviton 20 Amp Industrial Grade Heavy Duty Double Pole Toggle Switch, Black $18.96 Product OverviewDSN30 Switch-Rated Plugs & Receptacles - 30 A • Max Amperage & Voltage 30 A, 600 VAC • Switch-Rating (AC Only) Branch Circuit & Motor Circuit Disconnect Switching • Horsepower Ratings ... of the highest full load motor ampacity associated with the devices hp rating. • Environmental Ratings Type 4X/IP69/IP69K* * Also meets IP66/IP67 ...NEMA Connector L14-30 120/240V. Dec 29 2013. This twist-lock 30-amp part is probably the most common type of single-phase three-pole outlets found in most portable generators over 4,000 watt. Theoretically, its maximum rating is 250Vx30A= 7,500 VA. In reality, the generator normally provides only 240V rather than 250, and in addition, UL and ... Honeywell/Microswitch - AS419A1 Switch, tilt. Can handle 1 amp at 30 VAC/VDC for resistive load, 0.75amp for inductive load where differential angle between on and off positions is 5 deg. For larger differential angle of 10 deg., switch can handle 0.5 amp resistive at 110 vac. or 0.75 amps at 110 VDC. Miniature Mercury Tilt Switch. Class MMS and MRS manual motor switches and manual reversing switches are designed to operate single- or three-phase AC or DC motors up to 10 HP AC and 2 HP DC. Overload protection should be provided externally, if required. These switches are available for flush or surface mounting in NEMA Type 1, 3R, 4, 12, 7&9 enclosures.200% optional neutrals (100-600 Amps) All copper current-carrying parts on heavy duty switches (except lugs) Positive two- and three-point mounting Ratings 30-1200 amps 240 and 600 volts AC 250 and 600 volts DC 100 AlC for general duty switches 200 AlC for heavy duty switches Design E horsepower rated 2 Rocker Switch • Two, independent, 120 VAC, 15 Amp rocker switches • Can be used in a 15 amp or 20 amp branch circuit • Fits single-gang box • For use with all Broan fans and heaters within Amp rating Model P3RW (White) 3 Rocker Switch • Three, independent, 120 VAC, 15 Amp rocker switches • Can be used in a 15 amp or 20 amp branch ... Leviton uses the finest materials available and the highest production standards to produce industrial switches of unmatched versatility and reliability. 30 Amp, 120/277 Volt, Toggle Single-Pole AC Quiet Switch, Extra Heavy Duty Grade, Self Grounding. Top-of-the-Line Industrial Quality Heavy Gauge Copper Alloy One-Piece Arm for Top PerformanceAmps AC 30 A Starter Type NEMA Style Number of Poles 2 Description/Special Features Open Motor Switch Max. Voltage 600 V AC HP @ 3 Phase - 240V 2 hp HP @ 3 Phase - 480V 3 hp Height 4.12 in Width 1.69 in Depth 2.34 in HP @ 1 Phase - 120V 2 hp HP @ 1 Phase - 230V 2 hp HP @ 3 Phase - 460-575V 3 hp HP @ 3 Phase - 575V 3 hp HP @ 115VDC 2 hp1. Caculate the working current via the formula. 2. Estimating the working current directly. Generally, it is 2A/kW for a 3-phase motor, and 4.5A/kW for single phase equipment. It must be pointed out that the current of the AC contactor to be selected should be 1.5 to 2 times of the working current of the motor. Leviton MS303-DSS 30 Amp, 600 Volt, Three-Pole, 3 Phase AC Motor Starter, Suitable as Motor ... 10l_1ttl