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Siemens Supplementary Protector: 25 A Amps, 72V DC, 10kA at 230/400V AC, Screw Clamp - B-Curve, 1-Pole UL1077 DIN Rail-Mount Supplementary Protectors

SiemensB-Curve, 1-Pole UL1077 DIN Rail-Mount Supplementary Protectors

Siemens Supplementary Protector: 25 A Amps, 72V DC, 10kA at 230/400V AC, Screw Clamp

The Siemens 5SY4 series IEC supplementary protector is a 25 A, B-curve, 1-pole UL1077 DIN rail-mount device. It is rated for 10kA at 230/400V AC and 72V DC, with screw clamp terminals. This supplementary protector…

SKU 3G-OTH-20900

Brand

Siemens

Item

Supplementary Protector: 25 A Amps, 72V DC, 10kA at 230/400V AC, Screw Clamp

Category

B-Curve, 1-Pole UL1077 DIN Rail-Mount Supplementary Protectors

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Technical Specifications

Siemens

Manufacturer Part Number

5SY41256 

Series

5SY4 

Type

10kA at 230/400V AC, Screw Clamp, 5SY4, B 

DC

72V

Curve Type

B

Max. AIR Rating

10kA at 230/400V AC 

AC Voltage Rating

230/400V AC 

DC Voltage Rating

72V DC 

Terminal Connection

Screw Clamp 

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Siemens Products

3G Electric (S) Pte. Ltd. — Singapore

Product Description

The Siemens 5SY4 series IEC supplementary protector is a 25 A, B-curve, 1-pole UL1077 DIN rail-mount device. It is rated for 10kA at 230/400V AC and 72V DC, with screw clamp terminals. This supplementary protector provides overcurrent protection for industrial equipment.

Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.

Used in

Common applications for Siemens

District cooling plants — LME73 + RWF55 for condenser-water modulation

Inflight catering and food-processing steam boilers — LMG22 with SQN90 air-fuel cross-damper

Hospital steam-plant redundancy — LME41 with QRA2 UV flame detection for dual-fuel boilers

Semiconductor fab process heat — LME23 and SKP55 gas valves on hot-oil heater skids

Container-terminal reefer-deck heating — LMG22 retrofit onto legacy burner racks

Siemens Products

3G Electric supplies Siemens b-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.

Browse all Siemens products →Contact our engineers →

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