SIEMENS IEC Supplementary Protector: 3 A Amps, 72V DC, 10kA at 400V AC, Screw Clamp
The SIEMENS IEC Supplementary Protector (SKU 5SY42038, MPN 5SY42038) is a D-curve, 2-pole UL1077 DIN rail-mount supplementary protector rated at 3 A amps. It features a screw clamp connection and is rated at 400V AC…
SKU 3G-OTH-127494
Local availability & support
- Delivery
- Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
- Payment
- Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.
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Product Description
The SIEMENS IEC Supplementary Protector (SKU 5SY42038, MPN 5SY42038) is a D-curve, 2-pole UL1077 DIN rail-mount supplementary protector rated at 3 A amps. It features a screw clamp connection and is rated at 400V AC with a breaking capacity of 10kA at 400V AC, and 72V DC. This 5SY4 series device from SIEMENS provides overcurrent protection for industrial control circuits.
Frequently Asked Questions
What is the SIEMENS IEC Supplementary Protector 5SY42038 used for?
The SIEMENS IEC Supplementary Protector 5SY42038 is used for overcurrent protection in industrial control circuits. Its D-curve characteristic suits high-inrush loads like motors and transformers. It is a 2-pole, DIN rail-mount device rated at 3 A, 400V AC, and 72V DC, ideal for panel builders and plant engineers.
What are the specifications of the SIEMENS 5SY42038 supplementary protector?
The SIEMENS 5SY42038 is a D-curve, 2-pole supplementary protector rated at 3 A amps. It has a breaking capacity of 10kA at 400V AC and is rated at 72V DC. Connection is via screw clamp. It is UL1077 listed, DIN rail-mountable, and part of the 5SY4 series from SIEMENS.
Where to buy the SIEMENS 5SY42038 supplementary protector worldwide?
You can source the SIEMENS 5SY42038 supplementary protector 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 supply genuine SIEMENS IEC components for industrial applications.
How to install the SIEMENS 5SY42038 supplementary protector?
Install the SIEMENS 5SY42038 by snapping it onto a standard DIN rail. Ensure the circuit is de-energized. Connect wires to the screw clamp terminals per the torque specifications in the datasheet. The D-curve device is designed for overcurrent protection; verify system voltage does not exceed 400V AC or 72V DC.
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3G Electric supplies SIEMENS IEC d-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.
