Siemens 5SY6 Series C-Curve 1-Pole UL1077 Supplementary Protector
The Siemens 5SY6 series IEC Supplementary Protector is a 25 A, C-curve, 1-pole UL1077 DIN rail-mount supplementary protector. It features a screw clamp terminal connection and a maximum AIR rating of 5kA at 230/400V…
SKU 3G-OTH-19836
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 5SY6 series IEC Supplementary Protector is a 25 A, C-curve, 1-pole UL1077 DIN rail-mount supplementary protector. It features a screw clamp terminal connection and a maximum AIR rating of 5kA at 230/400V AC, with an AC voltage rating of 230/400V AC and no DC voltage rating.
Frequently Asked Questions
What is the Siemens 5SY61257 supplementary protector used for?
The Siemens 5SY61257 is a 25 A, C-curve, 1-pole supplementary protector designed for overcurrent protection in industrial control panels, HVAC equipment, and lighting circuits. It mounts on DIN rails and is rated for 230/400V AC systems with a 5kA interrupting capacity.
What are the specifications of the Siemens 5SY61257?
The Siemens 5SY61257 is a 25 A, C-curve, 1-pole supplementary protector with a screw clamp terminal. It has a max AIR rating of 5kA at 230/400V AC, AC voltage rating of 230/400V AC, and no DC rating. It is part of the 5SY6 series and complies with UL1077.
Where to buy the Siemens 5SY61257 worldwide?
You can source the Siemens 5SY61257 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 on this supplementary protector.
How to install the Siemens 5SY61257 supplementary protector?
To install the Siemens 5SY61257, snap it onto a 35 mm DIN rail. Connect the line wire to the top screw clamp terminal and the load wire to the bottom terminal, tightening to the specified torque. Ensure the circuit is de-energized and follow Siemens' mounting guidelines for proper operation.
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3G Electric supplies Siemens c-curve, 1-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.
