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Siemens Supplementary Protector: 30 A Amps, 72V DC, 10kA at 400V AC, Screw Clamp - C-Curve, 2-Pole UL1077 DIN Rail-Mount Supplementary Protectors
SiemensC-Curve, 2-Pole UL1077 DIN Rail-Mount Supplementary Protectors

Siemens Supplementary Protector: 30 A Amps, 72V DC, 10kA at 400V AC, Screw Clamp

The SIEMENS IEC Supplementary Protector (SKU 30XV06, MPN 5SY42307) is a C-curve, 2-pole UL1077 DIN rail-mount supplementary protector rated at 30 A. It features a screw clamp terminal connection, an AC voltage rating…

SKU 3G-OTH-21021

Brand
Siemens
Item
Supplementary Protector: 30 A Amps, 72V DC, 10kA at 400V AC, Screw Clamp
Category
C-Curve, 2-Pole UL1077 DIN Rail-Mount Supplementary Protectors
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Technical Specifications

Siemens
Manufacturer Part Number
5SY42307
Series
5SY4
Type
10kA at 400V AC, Screw Clamp, 5SY4
AC
400V
DC
72V
Curve Type
C
Max. AIR Rating
10kA at 400V AC
AC Voltage Rating
400V AC
DC Voltage Rating
72V DC
Terminal Connection
Screw Clamp
View Full Spec Sheet

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Siemens Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The SIEMENS IEC Supplementary Protector (SKU 30XV06, MPN 5SY42307) is a C-curve, 2-pole UL1077 DIN rail-mount supplementary protector rated at 30 A. It features a screw clamp terminal connection, an AC voltage rating of 400V AC, a DC voltage rating of 72V DC, and a maximum AIR rating of 10kA at 400V AC. This device is part of the Siemens 5SY4 series.

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

Frequently Asked Questions

What is the SIEMENS 5SY42307 supplementary protector used for?

The SIEMENS 5SY42307 is a C-curve, 2-pole supplementary protector rated at 30 A. It protects branch circuits and equipment against overloads and short circuits in industrial control panels, HVAC systems, and machinery. It mounts on a DIN rail and is suitable for 400V AC or 72V DC applications.

What are the specifications of the SIEMENS 5SY42307?

The SIEMENS 5SY42307 is a 30 A, 2-pole supplementary protector with a C-curve. 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. Terminal connection is screw clamp, and it is part of the Siemens 5SY4 series.

Where to buy the SIEMENS 5SY42307 worldwide?

You can source the SIEMENS 5SY42307 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 provide competitive pricing and reliable supply for this Siemens 5SY4 series protector.

How to install the SIEMENS 5SY42307 supplementary protector?

Install the SIEMENS 5SY42307 by snapping it onto a 35 mm DIN rail. Ensure the circuit is de-energized. Connect wires to the screw clamp terminals, tightening to the torque specified on the device label. Follow Siemens guidelines for wire gauge and bending radius. Test operation after installation.

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, 2-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, 5kA at 400V AC, Screw Clamp, 5SY6, 400V AC, C (MPN 5SY62257). Key specifications — Terminal Connection: Screw Clamp; AC Voltage Rating: 400V AC; Curve Type: C; DC Voltage Rating: Not Rated; Max. AIR Rating: 5kA at 400V AC; Series: 5SY6; Brand: SIEMENS.
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SIEMENS IEC Supplementary Protector: 0.3 A Amps, 5kA at 400V AC, Screw Clamp, 5SY6, 400V AC, C (MPN 5SY62147). Key specifications — Terminal Connection: Screw Clamp; AC Voltage Rating: 400V AC; Curve Type: C; DC Voltage Rating: Not Rated; Max. AIR Rating: 5kA at 400V AC; Series: 5SY6; Brand: SIEMENS.
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SIEMENS IEC Supplementary Protector: 16 A Amps, 5kA at 400V AC, Screw Clamp, 5SY6, 400V AC, C (MPN 5SY62167). Key specifications — Terminal Connection: Screw Clamp; AC Voltage Rating: 400V AC; Curve Type: C; DC Voltage Rating: Not Rated; Max. AIR Rating: 5kA at 400V AC; Series: 5SY6; Brand: SIEMENS.
Siemens
SIEMENS IEC Supplementary Protector: 16 A Amps, 5kA at 400V AC, Screw Clamp, 5SY6, 400V AC, C (MPN 5SY62167). Key specifications — Terminal Connection: Screw Clamp; AC Voltage Rating: 400V AC; Curve Type: C; DC Voltage Rating: Not Rated; Max. AIR Rating: 5kA at 400V AC; Series: 5SY6; Brand: SIEMENS.