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Siemens NEMA Size 3-1/2 Reversing Starter with Electronic Overload - Reversing Starters with Electronic Overloads
SiemensReversing Starters with Electronic Overloads

Siemens NEMA Size 3-1/2 Reversing Starter with Electronic Overload

The SIEMENS NEMA Magnetic Motor Starter is a reversing starter with electronic overloads, rated for three-phase operation. It features a coil voltage of 380-440/440-480V AC, a NEMA Size 3-1/2, 115 A rating, and…

SKU 3G-OTH-43093

Brand
Siemens
Item
NEMA Size 3-1/2 Reversing Starter with Electronic Overload
Category
Reversing Starters with Electronic Overloads
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

Siemens
Manufacturer Part Number
22IUH32AH
Type
NEMA Size 3-1/2, 115 A
Phase
Three
Poles
3
AC Coil
480V
Coil Voltage
380-440/440-480V AC
Signaling Features
Pilot Light
Auxiliary Contact Form
1NO
Thermal Units Required
None (Not Applicable to Electronic Overloads)
Terminal Connection Type
Screw Terminals
Auxiliary Contacts Included
1NO

Technical Documents

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Siemens Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The SIEMENS NEMA Magnetic Motor Starter is a reversing starter with electronic overloads, rated for three-phase operation. It features a coil voltage of 380-440/440-480V AC, a NEMA Size 3-1/2, 115 A rating, and includes a pilot light and 1NO auxiliary contact. This unit uses screw terminals and requires no thermal units due to its electronic overload design.

Frequently Asked Questions

What is the SIEMENS NEMA Magnetic Motor Starter used for?

The SIEMENS NEMA Magnetic Motor Starter is used for reversing three-phase motors in industrial applications such as conveyors, pumps, and hoists. Its electronic overload protects against current imbalances, and the pilot light provides visual status indication. This starter is suitable for heavy-duty environments requiring reliable forward/reverse motor control.

What are the specifications of the SIEMENS NEMA Magnetic Motor Starter?

This SIEMENS reversing starter has a NEMA Size 3-1/2, 115 A rating, and a coil voltage of 380-440/440-480V AC. It includes a 1NO auxiliary contact, screw terminals, and a pilot light. The electronic overload design eliminates the need for thermal units. It is a three-phase unit with MPN 22IUH32AH.

Where to buy the SIEMENS NEMA Magnetic Motor Starter worldwide?

You can source the SIEMENS NEMA Magnetic Motor Starter through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations. Contact us for availability and lead time; we provide competitive pricing and reliable sourcing for this Siemens reversing starter.

How to select the correct SIEMENS NEMA Magnetic Motor Starter?

To select the correct SIEMENS NEMA Magnetic Motor Starter, match the coil voltage (380-440/440-480V AC) to your control circuit, ensure the NEMA Size 3-1/2 and 115 A rating meet your motor full-load current, and verify three-phase operation. The electronic overload eliminates thermal unit selection. Consult Siemens documentation for application-specific sizing.

Used in

Common applications for Siemens
District cooling plants — LME73 + RWF55 for condenser-water modulation
Inflight catering and food-processing steam boilers — LMG22 with SQN90 air-fuel cross-damper
Hospital steam-plant redundancy — LME41 with QRA2 UV flame detection for dual-fuel boilers
Semiconductor fab process heat — LME23 and SKP55 gas valves on hot-oil heater skids
Container-terminal reefer-deck heating — LMG22 retrofit onto legacy burner racks

Siemens Products

3G Electric supplies Siemens reversing starters with electronic overloads. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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Compatible alternatives & equivalents

Cross-referenced by specification & description
Three-pole reversing starter for three-phase motors, NEMA Size 3-1/2 rated 115 A. Includes electronic overload protection (no thermal units required), 208V AC coil, one normally open auxiliary contact, screw terminals, and a pilot light for status indication. Suitable for forward/reverse motor control in industrial equipment such as conveyors, hoists, and pumps
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Three-pole reversing starter for three-phase motors, NEMA Size 3-1/2 rated 115 A. Includes electronic overload protection (no thermal units required), 208V AC coil, one normally open auxiliary contact, screw terminals, and a pilot light for status indication. Suitable for forward/reverse motor control in industrial equipment such as conveyors, hoists, and pumps
SIEMENS NEMA Magnetic Motor Starter: Reversing, 3 Poles, NEMA Size 3-1/2, 115 A, 120V AC Coil (MPN 22IUH32AF)
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SIEMENS NEMA Magnetic Motor Starter: Reversing, 3 Poles, NEMA Size 3-1/2, 115 A, 120V AC Coil (MPN 22IUH32AF)
SIEMENS NEMA Magnetic Motor Starter: Reversing, 3 Poles, NEMA Size 3, 90 A, 480V AC Coil (MPN 22HUG32AH)
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SIEMENS NEMA Magnetic Motor Starter: Reversing, 3 Poles, NEMA Size 3, 90 A, 480V AC Coil (MPN 22HUG32AH)
Three-pole reversing starter with electronic overload protection for three-phase motors up to 135 A. Features a pilot light for status indication, one normally open auxiliary contact, and screw terminals. Coil voltage is 190-220/220-240V AC. No thermal units required. Suitable for forward/reverse motor control in industrial applications such as conveyors, pumps, and hoists
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Three-pole reversing starter with electronic overload protection for three-phase motors up to 135 A. Features a pilot light for status indication, one normally open auxiliary contact, and screw terminals. Coil voltage is 190-220/220-240V AC. No thermal units required. Suitable for forward/reverse motor control in industrial applications such as conveyors, pumps, and hoists
SIEMENS NEMA Magnetic Motor Starter: Reversing, 3 Poles, NEMA Size 0, 18 A, 480V AC Coil (MPN 22CUA32AH)
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SIEMENS NEMA Magnetic Motor Starter: Reversing, 3 Poles, NEMA Size 0, 18 A, 480V AC Coil (MPN 22CUA32AH)
Three-phase reversing motor starter, NEMA Size 4, rated 135 A. Features electronic overload protection (no thermal units required), 110/120V AC coil, screw terminals, pilot light, and one normally open auxiliary contact. Used for forward/reverse control of three-phase motors in applications such as conveyors, pumps, and hoists
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Three-phase reversing motor starter, NEMA Size 4, rated 135 A. Features electronic overload protection (no thermal units required), 110/120V AC coil, screw terminals, pilot light, and one normally open auxiliary contact. Used for forward/reverse control of three-phase motors in applications such as conveyors, pumps, and hoists

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Three-phase reversing starter with electronic overload protection, NEMA Size 1, rated 27 A. Features a dual-voltage coil (110-120/220-240V AC), screw terminals, one normally open auxiliary contact, and a built-in pilot light for status indication. No thermal units required. Suitable for forward/reverse control of motors in applications such as conveyors, hoists, and pumps
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Three-phase reversing starter with electronic overload protection, NEMA Size 1, rated 27 A. Features a dual-voltage coil (110-120/220-240V AC), screw terminals, one normally open auxiliary contact, and a built-in pilot light for status indication. No thermal units required. Suitable for forward/reverse control of motors in applications such as conveyors, hoists, and pumps
This Siemens reversing starter is a NEMA Size 1, 27 A, three-phase motor controller with electronic overload protection. It features a 208V AC coil, one normally open auxiliary contact, a pilot light for status indication, and screw terminals. Suitable for applications requiring motor direction reversal, such as conveyors, hoists, and pumps
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This Siemens reversing starter is a NEMA Size 1, 27 A, three-phase motor controller with electronic overload protection. It features a 208V AC coil, one normally open auxiliary contact, a pilot light for status indication, and screw terminals. Suitable for applications requiring motor direction reversal, such as conveyors, hoists, and pumps
Three-phase reversing starter with electronic overload protection, rated 115 A, NEMA Size 3-1/2. Coil voltage dual-range 110-120/220-240V AC. Includes pilot light, one normally open auxiliary contact, and screw terminals. No thermal units required. Used for forward and reverse control of motors in applications such as conveyors, hoists, and pumps
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Three-phase reversing starter with electronic overload protection, rated 115 A, NEMA Size 3-1/2. Coil voltage dual-range 110-120/220-240V AC. Includes pilot light, one normally open auxiliary contact, and screw terminals. No thermal units required. Used for forward and reverse control of motors in applications such as conveyors, hoists, and pumps
Three-phase reversing motor starter, NEMA Size 0, rated 18 A, 3 poles. Coil voltage 380-440/440-480V AC. Includes pilot light and 1NO auxiliary contact. Electronic overload protection eliminates need for thermal units. Screw terminals. Suitable for forward/reverse control of motors in applications such as conveyors, pumps, and fans
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Three-phase reversing motor starter, NEMA Size 0, rated 18 A, 3 poles. Coil voltage 380-440/440-480V AC. Includes pilot light and 1NO auxiliary contact. Electronic overload protection eliminates need for thermal units. Screw terminals. Suitable for forward/reverse control of motors in applications such as conveyors, pumps, and fans
Three-pole reversing starter with electronic overload protection rated at 7 A for 110-230V AC supply. Includes LED status indicator and 1NO/1NC auxiliary contacts. Used to control forward and reverse rotation of three-phase motors in applications such as conveyors, pumps, and hoists
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Three-pole reversing starter with electronic overload protection rated at 7 A for 110-230V AC supply. Includes LED status indicator and 1NO/1NC auxiliary contacts. Used to control forward and reverse rotation of three-phase motors in applications such as conveyors, pumps, and hoists
This reversing starter with electronic overload is designed for three-phase motor control up to 115 A, enabling forward and reverse operation in applications such as conveyors, hoists, and pumps. It features a NEMA Size 3-1/2 rating, 240V AC coil (190-220/220-240V AC), 1NO auxiliary contact, pilot light for status indication, and screw terminals. Electronic overload protection eliminates the need for thermal units
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This reversing starter with electronic overload is designed for three-phase motor control up to 115 A, enabling forward and reverse operation in applications such as conveyors, hoists, and pumps. It features a NEMA Size 3-1/2 rating, 240V AC coil (190-220/220-240V AC), 1NO auxiliary contact, pilot light for status indication, and screw terminals. Electronic overload protection eliminates the need for thermal units
This reversing starter with electronic overload protection is rated for 12 A and has 3 poles. It includes 1 normally open and 1 normally closed auxiliary contact. Suitable for starting and stopping three-phase AC motors in applications such as conveyors, pumps, and fans
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This reversing starter with electronic overload protection is rated for 12 A and has 3 poles. It includes 1 normally open and 1 normally closed auxiliary contact. Suitable for starting and stopping three-phase AC motors in applications such as conveyors, pumps, and fans
Three-phase reversing starter with electronic overload protection, NEMA Size 4 rated 135 A. Coil voltage 380-440/440-480V AC, includes 1NO auxiliary contact and pilot light. Screw terminals. Used for forward/reverse control of motors in applications such as conveyors, hoists, and pumps
Siemens
Three-phase reversing starter with electronic overload protection, NEMA Size 4 rated 135 A. Coil voltage 380-440/440-480V AC, includes 1NO auxiliary contact and pilot light. Screw terminals. Used for forward/reverse control of motors in applications such as conveyors, hoists, and pumps