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Siemens Supplementary Protector: 13 A Amps, 72V DC, 10kA at 400V AC, Screw Clamp - B-Curve, 4-Pole UL1077 DIN Rail-Mount Supplementary Protectors
SiemensB-Curve, 4-Pole UL1077 DIN Rail-Mount Supplementary Protectors

Siemens Supplementary Protector: 13 A Amps, 72V DC, 10kA at 400V AC, Screw Clamp

The SIEMENS IEC Supplementary Protector, part of the 5SY4 series, is a B-Curve, 4-Pole UL1077 DIN Rail-Mount supplementary protector rated at 13 Amps. It features a maximum AIR rating of 10kA at 400V AC and a DC…

SKU 3G-OTH-21685

Brand
Siemens
Item
Supplementary Protector: 13 A Amps, 72V DC, 10kA at 400V AC, Screw Clamp
Category
B-Curve, 4-Pole UL1077 DIN Rail-Mount Supplementary Protectors
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Technical Specifications

Siemens
Manufacturer Part Number
5SY44136
Series
5SY4
Type
10kA at 400V AC, Screw Clamp, B
AC
400V
DC
72V
Max. AIR Rating
10kA at 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 IEC Supplementary Protector, part of the 5SY4 series, is a B-Curve, 4-Pole UL1077 DIN Rail-Mount supplementary protector rated at 13 Amps. It features a maximum AIR rating of 10kA at 400V AC and a DC voltage rating of 72V DC, with screw clamp terminal connections.

Frequently Asked Questions

What is the SIEMENS 5SY44136 supplementary protector used for?

The SIEMENS 5SY44136 is a B-Curve, 4-Pole UL1077 DIN Rail-Mount supplementary protector rated at 13 Amps. It protects branch circuits and equipment against overloads and short circuits in industrial control panels, HVAC systems, and machinery, with a DC voltage rating of 72V DC and a max AIR rating of 10kA at 400V AC.

What are the specifications of the SIEMENS 5SY44136?

The SIEMENS 5SY44136 is a 13 Amp, B-Curve, 4-Pole supplementary protector with a DC voltage rating of 72V DC and a max AIR rating of 10kA at 400V AC. It features screw clamp terminal connections, is UL1077 listed, and mounts on a DIN rail. The series is 5SY4 and the MPN is 5SY44136.

Where to buy the SIEMENS 5SY44136 worldwide?

3G Electric supplies the SIEMENS 5SY44136 supplementary protector worldwide. As a global industrial equipment distributor established in 1990, we handle full logistics, customs clearance, and delivery to your site. Contact us for availability and lead time; we source and deliver this Siemens 5SY4 series protector to any country.

How to install the SIEMENS 5SY44136 supplementary protector?

To install the SIEMENS 5SY44136, snap it onto a standard DIN rail in a suitable enclosure. Ensure the circuit is de-energized, then connect wires to the screw clamp terminals per the torque specifications in the datasheet. The B-Curve trip characteristic suits resistive and lighting loads. Always follow local electrical codes and Siemens guidelines.

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, 4-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.

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SIEMENS IEC Supplementary Protector: 25 A Amps, 72V DC, 10kA at 400V AC, Screw Clamp, B, 400V AC (MPN 5SY44256). Key specifications — Series: 5SY4; DC Voltage Rating: 72V DC; Max. AIR Rating: 10kA at 400V AC; Terminal Connection: Screw Clamp; Brand: SIEMENS.
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