SIEMENS IEC Supplementary Protector: 13 A Amps, 72V DC, 10kA at 400V AC, Screw Clamp
The SIEMENS IEC Supplementary Protector (MPN 5SY42138) is a D-Curve, 2-Pole UL1077 DIN Rail-Mount supplementary protector rated at 13 A Amps. It features a voltage rating of 400V AC and 72V DC, with a breaking…
SKU 3G-OTH-127507
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- Delivery
- Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
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- Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.
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Product Description
The SIEMENS IEC Supplementary Protector (MPN 5SY42138) is a D-Curve, 2-Pole UL1077 DIN Rail-Mount supplementary protector rated at 13 A Amps. It features a voltage rating of 400V AC and 72V DC, with a breaking capacity of 10kA at 400V AC. The unit uses a Screw Clamp connection and is part of the 5SY4 series from SIEMENS.
Frequently Asked Questions
What is the SIEMENS IEC Supplementary Protector 5SY42138 used for?
The SIEMENS IEC Supplementary Protector 5SY42138 is used to protect branch circuits and equipment from overcurrent and short circuits in industrial control panels, HVAC systems, and automation applications. Its D-curve characteristic suits high-inrush loads like motors and transformers. It mounts on a standard DIN rail and meets UL1077 requirements.
What are the specifications of the SIEMENS 5SY42138 supplementary protector?
The SIEMENS 5SY42138 is a 2-pole, D-curve supplementary protector rated at 13 A, 400V AC and 72V DC. It has a breaking capacity of 10 kA at 400V AC and uses a screw clamp connection. It is part of the 5SY4 series and is designed for DIN-rail mounting under UL1077 standards.
Where to buy the SIEMENS 5SY42138 supplementary protector worldwide?
You can source the SIEMENS 5SY42138 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 times; we provide competitive pricing and reliable sourcing for this SIEMENS 5SY4 series component.
How to install the SIEMENS 5SY42138 supplementary protector?
To install the SIEMENS 5SY42138, snap it onto a standard 35 mm DIN rail. Ensure the supply is de-energized. Connect conductors using the screw clamp terminals, tightening to the torque specified in the SIEMENS datasheet. Verify the D-curve matches your load's inrush characteristics. Always follow local electrical codes and SIEMENS installation guidelines.
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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.
