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Siemens Supplementary Protector: 6 A Amps, 72V DC, 10kA at 400V AC, Screw Clamp - D-Curve, 3-Pole UL1077 DIN Rail-Mount Supplementary Protectors
SiemensD-Curve, 3-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 30XT92) is a D-Curve, 3-Pole UL1077 DIN Rail-Mount Supplementary Protector rated at 6 A Amps. It features a Max. AIR Rating of 10kA at 400V AC, AC Voltage Rating of 400V…

SKU 3G-OTH-21105

Brand
Siemens
Item
Supplementary Protector: 6 A Amps, 72V DC, 10kA at 400V AC, Screw Clamp
Category
D-Curve, 3-Pole UL1077 DIN Rail-Mount Supplementary Protectors
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Technical Specifications

Siemens
Manufacturer Part Number
5SY43068
Series
5SY4
Type
10kA at 400V AC, Screw Clamp, 5SY4
AC
400V
DC
72V
Max. AIR Rating
10kA at 400V AC
AC Voltage Rating
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 30XT92) is a D-Curve, 3-Pole UL1077 DIN Rail-Mount Supplementary Protector rated at 6 A Amps. It features a Max. AIR Rating of 10kA at 400V AC, AC Voltage Rating of 400V AC, and DC Voltage Rating of 72V DC, with a Screw Clamp terminal connection from the 5SY4 series (MPN 5SY43068).

Frequently Asked Questions

What is the SIEMENS 5SY43068 supplementary protector used for?

The SIEMENS 5SY43068 is a D-Curve, 3-Pole UL1077 supplementary protector used to protect branch circuits and equipment from overloads and short circuits in industrial control panels, HVAC systems, and machinery. It mounts on a DIN rail and is rated for 400V AC and 72V DC applications.

What are the specifications of the SIEMENS 5SY43068?

The SIEMENS 5SY43068 is a 6 A, D-Curve, 3-Pole supplementary protector with a screw clamp terminal connection. It has an AC voltage rating of 400V AC, a DC voltage rating of 72V DC, and a maximum AIR rating of 10kA at 400V AC. It is part of the 5SY4 series and is UL1077 listed.

Where to buy the SIEMENS 5SY43068 worldwide?

You can source the SIEMENS 5SY43068 worldwide through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time; we supply genuine Siemens components to industrial buyers globally.

How to install the SIEMENS 5SY43068 supplementary protector?

To install the SIEMENS 5SY43068, snap it onto a standard DIN rail. Ensure the circuit is de-energized. Connect wires to the screw clamp terminals, tightening to the manufacturer's recommended torque. Verify polarity for DC applications. Always follow local electrical codes and Siemens installation guidelines for safe operation.

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 d-curve, 3-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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