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Siemens Magnetic Motor Starter: Reversing, 3 Poles, NEMA Size 3-1/2, 115 A - Reversing Starters with Electronic Overloads
SiemensReversing Starters with Electronic Overloads

Siemens Magnetic Motor Starter: Reversing, 3 Poles, NEMA Size 3-1/2, 115 A

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
Magnetic Motor Starter: Reversing, 3 Poles, NEMA Size 3-1/2, 115 A
Category
Reversing Starters with Electronic Overloads
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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

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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
SIEMENS NEMA Magnetic Motor Starter: Reversing, 3 Poles, NEMA Size 3-1/2, 115 A, 240V AC Coil (MPN 22IUH32AG)
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