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SIEMENS IEC 5SY42325 A-Curve 2-Pole UL1077 Supplementary Protector - A-Curve, 2-Pole UL1077 DIN Rail-Mount Supplementary Protectors
SIEMENS IECA-Curve, 2-Pole UL1077 DIN Rail-Mount Supplementary Protectors

SIEMENS IEC 5SY42325 A-Curve 2-Pole UL1077 Supplementary Protector

The SIEMENS IEC Supplementary Protector (SKU 5SY42325, MPN 5SY42325) is a 32 A, A-Curve, 2-Pole UL1077 DIN Rail-Mount supplementary protector from the 5SY4 series. It features a screw-clamp connection and is rated…

SKU 3G-OTH-127991

Brand
SIEMENS IEC
Item
5SY42325 A-Curve 2-Pole UL1077 Supplementary Protector
Category
A-Curve, 2-Pole UL1077 DIN Rail-Mount Supplementary Protectors
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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 IEC
Manufacturer Part Number
5SY42325
Type
10kA at 400V AC, Screw Clamp, 5SY4
AC
400V
DC
72V

Technical Documents

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

Product Description

The SIEMENS IEC Supplementary Protector (SKU 5SY42325, MPN 5SY42325) is a 32 A, A-Curve, 2-Pole UL1077 DIN Rail-Mount supplementary protector from the 5SY4 series. It features a screw-clamp connection and is rated for 400V AC with a breaking capacity of 10kA at 400V AC, and 72V DC.

Frequently Asked Questions

What is the SIEMENS 5SY42325 supplementary protector used for?

The SIEMENS 5SY42325 is a 32 A, A-Curve, 2-pole UL1077 supplementary protector designed to protect branch circuits and equipment from overcurrent and short circuits in industrial control panels, HVAC systems, and machinery. It mounts on a DIN rail and uses screw-clamp terminals for secure wiring.

What are the specifications of the SIEMENS 5SY42325 supplementary protector?

The SIEMENS 5SY42325 is rated 32 A, 400V AC with a breaking capacity of 10kA at 400V AC, and 72V DC. It is a 2-pole, A-Curve device from the 5SY4 series with screw-clamp connections. It meets UL1077 standards for supplementary protection and mounts on a DIN rail.

Where to buy the SIEMENS 5SY42325 supplementary protector worldwide?

3G Electric supplies the SIEMENS 5SY42325 supplementary protector to customers worldwide. We handle full logistics, customs clearance, and delivery to your site. Contact us for pricing and lead time on this 32 A, 400V AC, 2-pole UL1077 device from the 5SY4 series.

How to install the SIEMENS 5SY42325 supplementary protector?

Install the SIEMENS 5SY42325 by snapping it onto a 35 mm DIN rail. Use a screwdriver to tighten the screw-clamp terminals to the recommended torque for your wire gauge. Ensure the circuit is de-energized before installation. Follow local electrical codes and the manufacturer's instructions for proper mounting and wiring.

Used in

Common applications for SIEMENS IEC
Motor control centers — Siemens 5SY4 D-curve supplementary protectors (e.g., 5SY42108) for motor branch circuit protection
HVAC equipment — A-curve protectors (e.g., 5SY42255) for compressor and fan motor overcurrent protection
Industrial conveyor systems — 4-pole D-curve protectors (e.g., 5SY44168) for three-phase motor protection with neutral
Pump control panels — 2-pole supplementary protectors (e.g., 5SY42038) for single-phase pump motor protection
Machine tool control circuits — A-curve protectors (e.g., 5SY44155) for solenoid valve and relay protection
Power distribution sub-panels — 4-pole protectors (e.g., 5SY44155) for three-phase branch circuit protection in light industrial settings

SIEMENS IEC Products

3G Electric supplies SIEMENS IEC a-curve, 2-pole ul1077 din rail-mount supplementary protectors. 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
This 16 A, A-Curve, 2-pole supplementary protector from the 5SY4 series is rated for 400V AC with a breaking capacity of 10kA at 400V AC and 72V DC. It features screw clamp terminals and mounts on a standard DIN rail. Suitable for overcurrent and short-circuit protection in branch circuits and equipment within industrial control panels, HVAC systems, and automation applications
SIEMENS IEC
This 16 A, A-Curve, 2-pole supplementary protector from the 5SY4 series is rated for 400V AC with a breaking capacity of 10kA at 400V AC and 72V DC. It features screw clamp terminals and mounts on a standard DIN rail. Suitable for overcurrent and short-circuit protection in branch circuits and equipment within industrial control panels, HVAC systems, and automation applications
This 2-pole supplementary protector from the 5SY4 series features an A-Curve trip characteristic and a rated current of 10 A. It is rated for 400 V AC with a breaking capacity of 10 kA at 400 V AC and 72 V DC. The unit uses screw clamp terminals and is designed for DIN-rail mounting, suitable for overcurrent and short-circuit protection in branch circuits of industrial control panels, HVAC systems, and automation equipment
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This 2-pole supplementary protector from the 5SY4 series features an A-Curve trip characteristic and a rated current of 10 A. It is rated for 400 V AC with a breaking capacity of 10 kA at 400 V AC and 72 V DC. The unit uses screw clamp terminals and is designed for DIN-rail mounting, suitable for overcurrent and short-circuit protection in branch circuits of industrial control panels, HVAC systems, and automation equipment
This 25 A, A-Curve, 2-pole supplementary protector from the 5SY4 series is UL1077 listed for DIN rail mounting. It features a screw-clamp connection and is rated at 400V AC with a breaking capacity of 10kA at 400V AC, and 72V DC. Suitable for overcurrent and short-circuit protection in branch circuits and equipment within industrial control panels and automation systems
SIEMENS IEC
This 25 A, A-Curve, 2-pole supplementary protector from the 5SY4 series is UL1077 listed for DIN rail mounting. It features a screw-clamp connection and is rated at 400V AC with a breaking capacity of 10kA at 400V AC, and 72V DC. Suitable for overcurrent and short-circuit protection in branch circuits and equipment within industrial control panels and automation systems
This 2-pole supplementary protector from the 5SY4 series features an A-curve trip characteristic, rated 8A at 400V AC and 72V DC with a breaking capacity of 10kA at 400V AC. It uses screw-clamp terminals and mounts on a DIN rail. Suitable for overcurrent and short-circuit protection in branch circuits, control panels, and automation systems
SIEMENS IEC
This 2-pole supplementary protector from the 5SY4 series features an A-curve trip characteristic, rated 8A at 400V AC and 72V DC with a breaking capacity of 10kA at 400V AC. It uses screw-clamp terminals and mounts on a DIN rail. Suitable for overcurrent and short-circuit protection in branch circuits, control panels, and automation systems
SIEMENS IEC Supplementary Protector: 1 A Amps, 72V DC, 10kA at 400V AC, Screw Clamp, 5SY4, 400V AC (MPN 5SY42015)
SIEMENS IEC
SIEMENS IEC Supplementary Protector: 1 A Amps, 72V DC, 10kA at 400V AC, Screw Clamp, 5SY4, 400V AC (MPN 5SY42015)
SIEMENS IEC Supplementary Protector: 40 A Amps, 72V DC, 10kA at 400V AC, Screw Clamp, 5SY4, 400V AC (MPN 5SY42405)
SIEMENS IEC
SIEMENS IEC Supplementary Protector: 40 A Amps, 72V DC, 10kA at 400V AC, Screw Clamp, 5SY4, 400V AC (MPN 5SY42405)

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This 13 A, A-Curve, 2-pole supplementary protector is UL1077 listed for DIN rail mounting. It provides overcurrent and short-circuit protection for branch circuits and control equipment in industrial control panels, HVAC systems, and machinery. Rated 400V AC and 72V DC with a breaking capacity of 10kA at 400V AC, it features screw clamp terminals
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This 13 A, A-Curve, 2-pole supplementary protector is UL1077 listed for DIN rail mounting. It provides overcurrent and short-circuit protection for branch circuits and control equipment in industrial control panels, HVAC systems, and machinery. Rated 400V AC and 72V DC with a breaking capacity of 10kA at 400V AC, it features screw clamp terminals
A 6 A, A-Curve, 2-pole supplementary protector for DIN rail mounting. Rated 400V AC with 10kA breaking capacity and 72V DC. Features screw-clamp terminals. Suitable for overcurrent and short-circuit protection in branch circuits and equipment
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A 6 A, A-Curve, 2-pole supplementary protector for DIN rail mounting. Rated 400V AC with 10kA breaking capacity and 72V DC. Features screw-clamp terminals. Suitable for overcurrent and short-circuit protection in branch circuits and equipment
20 A, A-Curve, 2-pole supplementary protector from the 5SY4 series. Rated 400V AC and 72V DC with a breaking capacity of 10kA at 400V AC. Features screw clamp terminals and is UL1077 listed for DIN rail mounting. Used for overcurrent and short-circuit protection in branch circuits and equipment within industrial control panels, HVAC systems, and automation applications
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20 A, A-Curve, 2-pole supplementary protector from the 5SY4 series. Rated 400V AC and 72V DC with a breaking capacity of 10kA at 400V AC. Features screw clamp terminals and is UL1077 listed for DIN rail mounting. Used for overcurrent and short-circuit protection in branch circuits and equipment within industrial control panels, HVAC systems, and automation applications
This 2-pole supplementary protector from the 5SY4 series is rated 1.6 A with an A-curve trip characteristic. It is UL1077 listed for branch circuit and equipment overcurrent protection in industrial control panels, HVAC systems, and automation applications. Rated 400V AC and 72V DC with a breaking capacity of 10kA at 400V AC, it features screw clamp terminals and mounts on a DIN rail
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This 2-pole supplementary protector from the 5SY4 series is rated 1.6 A with an A-curve trip characteristic. It is UL1077 listed for branch circuit and equipment overcurrent protection in industrial control panels, HVAC systems, and automation applications. Rated 400V AC and 72V DC with a breaking capacity of 10kA at 400V AC, it features screw clamp terminals and mounts on a DIN rail
A 4 ampere, A-Curve, 2-pole supplementary protector rated for 400V AC and 72V DC with a breaking capacity of 10kA at 400V AC. Features screw clamp terminals and mounts on DIN rail. Suitable for overcurrent and short-circuit protection in branch circuits and equipment within industrial control panels, HVAC systems, and automation applications
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A 4 ampere, A-Curve, 2-pole supplementary protector rated for 400V AC and 72V DC with a breaking capacity of 10kA at 400V AC. Features screw clamp terminals and mounts on DIN rail. Suitable for overcurrent and short-circuit protection in branch circuits and equipment within industrial control panels, HVAC systems, and automation applications
A 3 A, A-Curve, 2-pole supplementary protector from the 5SY4 series, rated 400V AC and 72V DC with a breaking capacity of 10kA at 400V AC. Features screw clamp terminals and mounts on DIN rail. Suitable for overcurrent and short-circuit protection in branch circuits and equipment within industrial control panels, HVAC systems, and automation applications
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A 3 A, A-Curve, 2-pole supplementary protector from the 5SY4 series, rated 400V AC and 72V DC with a breaking capacity of 10kA at 400V AC. Features screw clamp terminals and mounts on DIN rail. Suitable for overcurrent and short-circuit protection in branch circuits and equipment within industrial control panels, HVAC systems, and automation applications
This 2-pole supplementary protector from the 5SY4 series features an A-Curve trip characteristic and is UL1077 listed. Rated 63 A, 400V AC and 72V DC, with a breaking capacity of 10kA at 400V AC. Terminals are screw clamp type. Designed for DIN rail mounting in branch circuit and equipment protection applications
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This 2-pole supplementary protector from the 5SY4 series features an A-Curve trip characteristic and is UL1077 listed. Rated 63 A, 400V AC and 72V DC, with a breaking capacity of 10kA at 400V AC. Terminals are screw clamp type. Designed for DIN rail mounting in branch circuit and equipment protection applications
This 2-pole supplementary protector from the 5SY4 series features an A-Curve trip characteristic and a rated current of 2 A. It is designed for DIN rail mounting and uses screw-clamp terminals for secure wiring connections. With a breaking capacity of 10 kA at 400 V AC and a rated voltage of 400 V AC / 72 V DC, it provides overcurrent and short-circuit protection in industrial control panels, HVAC systems, and automation applications
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