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Siemens Supplementary Protector: 6 A Amps, 72V DC, 10kA at 400V AC, Screw Clamp - C-Curve, 4-Pole UL1077 DIN Rail-Mount Supplementary Protectors
SiemensC-Curve, 4-Pole UL1077 DIN Rail-Mount Supplementary Protectors

Siemens Supplementary Protector: 6 A Amps, 72V DC, 10kA at 400V AC, Screw Clamp

The SIEMENS IEC Supplementary Protector (SKU 30XV90) is a C-Curve, 4-Pole UL1077 DIN Rail-Mount supplementary protector from the 5SY4 series. It is rated for 6 A Amps, with a maximum AIR rating of 10kA at 400V AC and…

SKU 3G-OTH-20352

Brand
Siemens
Item
Supplementary Protector: 6 A Amps, 72V DC, 10kA at 400V AC, Screw Clamp
Category
C-Curve, 4-Pole UL1077 DIN Rail-Mount Supplementary Protectors
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Technical Specifications

Siemens
Manufacturer Part Number
5SY44067
Series
5SY4
Type
10kA at 400V AC, Screw Clamp, C
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 (SKU 30XV90) is a C-Curve, 4-Pole UL1077 DIN Rail-Mount supplementary protector from the 5SY4 series. It is rated for 6 A Amps, with a maximum AIR rating of 10kA at 400V AC and a DC voltage rating of 72V DC. The terminal connection is a screw clamp, and the manufacturer part number is 5SY44067.

Frequently Asked Questions

What is the SIEMENS 5SY44067 supplementary protector used for?

The SIEMENS 5SY44067 is a C-curve, 4-pole supplementary protector designed to protect branch circuits and equipment against overloads and short circuits. It is commonly used in industrial control panels, HVAC systems, and automation applications where DIN-rail mounting and UL1077 compliance are required.

What are the specifications of the SIEMENS 5SY44067?

The SIEMENS 5SY44067 is rated for 6 A amps, with a DC voltage rating of 72V DC and a maximum AIR rating of 10kA at 400V AC. It features a screw clamp terminal connection, a C-curve trip characteristic, and is part of the 5SY4 series. It is a 4-pole UL1077 DIN rail-mount supplementary protector.

Where to buy the SIEMENS 5SY44067 worldwide?

You can source the SIEMENS 5SY44067 from 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; we supply genuine Siemens components for industrial applications.

How to install the SIEMENS 5SY44067 supplementary protector?

Install the SIEMENS 5SY44067 by snapping it onto a standard DIN rail. Ensure the power is off, then connect wires to the screw clamp terminals per the wiring diagram. Torque terminals to the manufacturer's specification. Always follow local electrical codes and use appropriate personal protective equipment.

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 c-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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