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Siemens Magnetic Contactor: Reversing, 3 Poles, NEMA Size 3, 90 A - Reversing NEMA Contactors
SiemensReversing NEMA Contactors

Siemens Magnetic Contactor: Reversing, 3 Poles, NEMA Size 3, 90 A

The SIEMENS NEMA Magnetic Contactor is a reversing contactor with 3 poles, NEMA Size 3, rated 90 A and 120/240V AC (Dual Rated) (MPN 43HP32AA). 3G Electric interprets this demand and sources the genuine Siemens part…

SKU 3G-OTH-42009

Brand
Siemens
Item
Magnetic Contactor: Reversing, 3 Poles, NEMA Size 3, 90 A
Category
Reversing NEMA Contactors
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Technical Specifications

Siemens
Manufacturer Part Number
43HP32AA
Type
NEMA Size 3, 90 A
Poles
3
AC (Dual Rated)
120/240V
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3G Electric (S) Pte. Ltd. — Singapore

Product Description

The SIEMENS NEMA Magnetic Contactor is a reversing contactor with 3 poles, NEMA Size 3, rated 90 A and 120/240V AC (Dual Rated) (MPN 43HP32AA). 3G Electric interprets this demand and sources the genuine Siemens part, providing a single point of accountability across 14 industrial departments — with specialist depth in controls as an authorised distributor.

Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.

Frequently Asked Questions

What is the SIEMENS NEMA Magnetic Contactor 43HP32AA used for?

This reversing NEMA contactor is used to control the direction of three-phase AC motors in industrial applications such as conveyors, hoists, and pumps. It switches motor rotation by reversing two of the three power phases, enabling forward and reverse operation in manufacturing and material handling systems.

What are the specifications of the SIEMENS 43HP32AA contactor?

The SIEMENS 43HP32AA is a NEMA Size 3 reversing magnetic contactor with 3 poles, rated 90 A continuous current, and dual-rated coil voltage of 120/240 V AC. It is designed for heavy-duty motor control and complies with NEMA standards for industrial environments.

Where to buy the SIEMENS 43HP32AA contactor worldwide?

3G Electric supplies the SIEMENS 43HP32AA reversing contactor worldwide. As a global industrial equipment distributor since 1990, we handle full logistics, customs clearance, and delivery to your site. Contact us for pricing and lead time on this NEMA Size 3, 90 A contactor.

How to select the correct NEMA contactor for a motor application?

Select a NEMA contactor by matching its size and current rating to the motor full-load amps and duty cycle. For reversing applications, ensure the contactor is mechanically interlocked to prevent simultaneous closure. The SIEMENS 43HP32AA, a NEMA Size 3, 90 A unit, suits motors up to 50 HP at 480 V AC.

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 nema contactors. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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