Siemens Supplementary Protector: 10 A Amps, 72V DC, 10kA at 230/400V AC, Screw Clamp
The SIEMENS IEC Supplementary Protector (SKU 3G-OTH-21422) is a 10 A, A-Curve, 1-pole UL1077 DIN rail-mount supplementary protector from the 5SY4 series. It is rated for 10kA at 230/400V AC and 72V DC, with a screw…
SKU 3G-OTH-21422
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- 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 (SKU 3G-OTH-21422) is a 10 A, A-Curve, 1-pole UL1077 DIN rail-mount supplementary protector from the 5SY4 series. It is rated for 10kA at 230/400V AC and 72V DC, with a screw clamp terminal connection and manufacturer part number 5SY41105.
Frequently Asked Questions
What is the SIEMENS 5SY41105 supplementary protector used for?
The SIEMENS 5SY41105 is a 10 A, A-curve, 1-pole supplementary protector for overcurrent protection in control circuits, HVAC, and industrial automation. It mounts on DIN rails and meets UL1077 standards, making it suitable for branch-circuit protection in panel boards and machinery.
What are the specifications of the SIEMENS 5SY41105?
The SIEMENS 5SY41105 is rated 10 A, 72V DC, and 10kA at 230/400V AC. It features a screw clamp terminal connection, A-curve trip characteristic, and is part of the 5SY4 series. This 1-pole DIN rail-mount device is UL1077 listed for supplementary protection.
Where to buy the SIEMENS 5SY41105 worldwide?
3G Electric supplies the SIEMENS 5SY41105 supplementary protector worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your site. Contact us for pricing and lead time on this 5SY4 series device.
How to install the SIEMENS 5SY41105 supplementary protector?
Install the SIEMENS 5SY41105 on a standard 35 mm DIN rail. Ensure the circuit is de-energized, snap the device onto the rail, and tighten the screw clamp terminals to the specified torque. Follow local electrical codes and the manufacturer's instructions for proper overcurrent protection.
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Common applications for SiemensSiemens Products
3G Electric supplies Siemens a-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.
