We ship to the Philippines — door-to-door, customs and logistics handled by 3G Electric

3G Electric
RFQ CartGet a QuoteSign inSign up
Siemens Supplementary Protector: 25 A Amps, 72V DC, 10kA at 230/400V AC, Screw Clamp - C-Curve, 1-Pole UL1077 DIN Rail-Mount Supplementary Protectors
SiemensC-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 IEC Supplementary Protector (SKU 30XU41) is a C-curve, 1-pole UL1077 DIN rail-mount supplementary protector rated at 25 A. It features a maximum AIR rating of 10kA at 230/400V AC, an AC voltage rating of…

SKU 3G-OTH-19879

Brand
Siemens
Item
Supplementary Protector: 25 A Amps, 72V DC, 10kA at 230/400V AC, Screw Clamp
Category
C-Curve, 1-Pole UL1077 DIN Rail-Mount Supplementary Protectors
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineer
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
Worldwide Shipping
Air & sea freight
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

Technical Specifications

Siemens
Manufacturer Part Number
5SY41257
Series
5SY4
Type
10kA at 230/400V AC, Screw Clamp, 5SY4, C
DC
72V
Curve Type
C
Max. AIR Rating
10kA at 230/400V AC
AC Voltage Rating
230/400V AC
DC Voltage Rating
72V DC
Terminal Connection
Screw Clamp
View Full Spec Sheet

Technical Documents

No technical documents available for this product.
Request documentation →
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

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

Product Description

The SIEMENS IEC Supplementary Protector (SKU 30XU41) is a C-curve, 1-pole UL1077 DIN rail-mount supplementary protector rated at 25 A. It features a maximum AIR rating of 10kA at 230/400V AC, an AC voltage rating of 230/400V AC, and a DC voltage rating of 72V DC. The unit uses screw clamp terminals and is part of the Siemens 5SY4 series (MPN 5SY41257).

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 c-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.

You might also need

Burners & Combustion →Pumps & Compressors →Spare Parts →All Products →

Similar products

Matched by specification & description
SIEMENS IEC Supplementary Protector: 2 A Amps, 72V DC, 10kA at 230/400V AC, Screw Clamp, 5SY4, C (MPN 5SY41027). Key specifications — Brand: SIEMENS; Terminal Connection: Screw Clamp; DC Voltage Rating: 72V DC; Max. AIR Rating: 10kA at 230/400V AC; Series: 5SY4; AC Voltage Rating: 230/400V AC; Curve Type: C.
Siemens
SIEMENS IEC Supplementary Protector: 2 A Amps, 72V DC, 10kA at 230/400V AC, Screw Clamp, 5SY4, C (MPN 5SY41027). Key specifications — Brand: SIEMENS; Terminal Connection: Screw Clamp; DC Voltage Rating: 72V DC; Max. AIR Rating: 10kA at 230/400V AC; Series: 5SY4; AC Voltage Rating: 230/400V AC; Curve Type: C.
SIEMENS IEC Supplementary Protector: 32 A Amps, 72V DC, 10kA at 230/400V AC, Screw Clamp, 5SY4, C (MPN 5SY41327). Key specifications — Brand: SIEMENS; Terminal Connection: Screw Clamp; DC Voltage Rating: 72V DC; Max. AIR Rating: 10kA at 230/400V AC; Series: 5SY4; AC Voltage Rating: 230/400V AC; Curve Type: C.
Siemens
SIEMENS IEC Supplementary Protector: 32 A Amps, 72V DC, 10kA at 230/400V AC, Screw Clamp, 5SY4, C (MPN 5SY41327). Key specifications — Brand: SIEMENS; Terminal Connection: Screw Clamp; DC Voltage Rating: 72V DC; Max. AIR Rating: 10kA at 230/400V AC; Series: 5SY4; AC Voltage Rating: 230/400V AC; Curve Type: C.
SIEMENS IEC Supplementary Protector: 35 A Amps, 72V DC, 10kA at 230/400V AC, Screw Clamp, 5SY4, C (MPN 5SY41357). Key specifications — Brand: SIEMENS; Terminal Connection: Screw Clamp; DC Voltage Rating: 72V DC; Max. AIR Rating: 10kA at 230/400V AC; Series: 5SY4; AC Voltage Rating: 230/400V AC; Curve Type: C.
Siemens
SIEMENS IEC Supplementary Protector: 35 A Amps, 72V DC, 10kA at 230/400V AC, Screw Clamp, 5SY4, C (MPN 5SY41357). Key specifications — Brand: SIEMENS; Terminal Connection: Screw Clamp; DC Voltage Rating: 72V DC; Max. AIR Rating: 10kA at 230/400V AC; Series: 5SY4; AC Voltage Rating: 230/400V AC; Curve Type: C.
SIEMENS IEC Supplementary Protector: 4 A Amps, 72V DC, 10kA at 230/400V AC, Screw Clamp, 5SY4, C (MPN 5SY41047). Key specifications — Brand: SIEMENS; Terminal Connection: Screw Clamp; DC Voltage Rating: 72V DC; Max. AIR Rating: 10kA at 230/400V AC; Series: 5SY4; AC Voltage Rating: 230/400V AC; Curve Type: C.
Siemens
SIEMENS IEC Supplementary Protector: 4 A Amps, 72V DC, 10kA at 230/400V AC, Screw Clamp, 5SY4, C (MPN 5SY41047). Key specifications — Brand: SIEMENS; Terminal Connection: Screw Clamp; DC Voltage Rating: 72V DC; Max. AIR Rating: 10kA at 230/400V AC; Series: 5SY4; AC Voltage Rating: 230/400V AC; Curve Type: C.
SIEMENS IEC Supplementary Protector: 20 A Amps, 72V DC, 10kA at 230/400V AC, Screw Clamp, 5SY4, C (MPN 5SY41207). Key specifications — Brand: SIEMENS; Terminal Connection: Screw Clamp; DC Voltage Rating: 72V DC; Max. AIR Rating: 10kA at 230/400V AC; Series: 5SY4; AC Voltage Rating: 230/400V AC; Curve Type: C.
Siemens
SIEMENS IEC Supplementary Protector: 20 A Amps, 72V DC, 10kA at 230/400V AC, Screw Clamp, 5SY4, C (MPN 5SY41207). Key specifications — Brand: SIEMENS; Terminal Connection: Screw Clamp; DC Voltage Rating: 72V DC; Max. AIR Rating: 10kA at 230/400V AC; Series: 5SY4; AC Voltage Rating: 230/400V AC; Curve Type: C.
SIEMENS IEC Supplementary Protector: 13 A Amps, 72V DC, 10kA at 230/400V AC, Screw Clamp, 5SY4, C (MPN 5SY41137). Key specifications — Brand: SIEMENS; Terminal Connection: Screw Clamp; DC Voltage Rating: 72V DC; Max. AIR Rating: 10kA at 230/400V AC; Series: 5SY4; AC Voltage Rating: 230/400V AC; Curve Type: C.
Siemens
SIEMENS IEC Supplementary Protector: 13 A Amps, 72V DC, 10kA at 230/400V AC, Screw Clamp, 5SY4, C (MPN 5SY41137). Key specifications — Brand: SIEMENS; Terminal Connection: Screw Clamp; DC Voltage Rating: 72V DC; Max. AIR Rating: 10kA at 230/400V AC; Series: 5SY4; AC Voltage Rating: 230/400V AC; Curve Type: C.

More from Siemens

View all Siemens parts →
SIEMENS IEC Supplementary Protector: 30 A Amps, 72V DC, 10kA at 230/400V AC, Screw Clamp, 5SY4, C (MPN 5SY41307). Key specifications — Brand: SIEMENS; Terminal Connection: Screw Clamp; DC Voltage Rating: 72V DC; Max. AIR Rating: 10kA at 230/400V AC; Series: 5SY4; AC Voltage Rating: 230/400V AC; Curve Type: C.
Siemens
SIEMENS IEC Supplementary Protector: 30 A Amps, 72V DC, 10kA at 230/400V AC, Screw Clamp, 5SY4, C (MPN 5SY41307). Key specifications — Brand: SIEMENS; Terminal Connection: Screw Clamp; DC Voltage Rating: 72V DC; Max. AIR Rating: 10kA at 230/400V AC; Series: 5SY4; AC Voltage Rating: 230/400V AC; Curve Type: C.
SIEMENS IEC Supplementary Protector: 10 A Amps, 72V DC, 10kA at 230/400V AC, Screw Clamp, 5SY4, C (MPN 5SY41107). Key specifications — Brand: SIEMENS; Terminal Connection: Screw Clamp; DC Voltage Rating: 72V DC; Max. AIR Rating: 10kA at 230/400V AC; Series: 5SY4; AC Voltage Rating: 230/400V AC; Curve Type: C.
Siemens
SIEMENS IEC Supplementary Protector: 10 A Amps, 72V DC, 10kA at 230/400V AC, Screw Clamp, 5SY4, C (MPN 5SY41107). Key specifications — Brand: SIEMENS; Terminal Connection: Screw Clamp; DC Voltage Rating: 72V DC; Max. AIR Rating: 10kA at 230/400V AC; Series: 5SY4; AC Voltage Rating: 230/400V AC; Curve Type: C.
SIEMENS IEC Supplementary Protector: 40 A Amps, 72V DC, 10kA at 230/400V AC, Screw Clamp, 5SY4, C (MPN 5SY41407). Key specifications — Brand: SIEMENS; Terminal Connection: Screw Clamp; DC Voltage Rating: 72V DC; Max. AIR Rating: 10kA at 230/400V AC; Series: 5SY4; AC Voltage Rating: 230/400V AC; Curve Type: C.
Siemens
SIEMENS IEC Supplementary Protector: 40 A Amps, 72V DC, 10kA at 230/400V AC, Screw Clamp, 5SY4, C (MPN 5SY41407). Key specifications — Brand: SIEMENS; Terminal Connection: Screw Clamp; DC Voltage Rating: 72V DC; Max. AIR Rating: 10kA at 230/400V AC; Series: 5SY4; AC Voltage Rating: 230/400V AC; Curve Type: C.
SIEMENS IEC Supplementary Protector: 40 A Amps, 5kA at 230/400V AC, Screw Clamp, 5SY6, 230/400V AC (MPN 5SY61407). Key specifications — Brand: SIEMENS; Terminal Connection: Screw Clamp; DC Voltage Rating: Not Rated; Max. AIR Rating: 5kA at 230/400V AC; Series: 5SY6; AC Voltage Rating: 230/400V AC; Curve Type: C.
Siemens
SIEMENS IEC Supplementary Protector: 40 A Amps, 5kA at 230/400V AC, Screw Clamp, 5SY6, 230/400V AC (MPN 5SY61407). Key specifications — Brand: SIEMENS; Terminal Connection: Screw Clamp; DC Voltage Rating: Not Rated; Max. AIR Rating: 5kA at 230/400V AC; Series: 5SY6; AC Voltage Rating: 230/400V AC; Curve Type: C.
SIEMENS IEC Supplementary Protector: 4 A Amps, 5kA at 230/400V AC, Screw Clamp, 5SY6, 230/400V AC, C (MPN 5SY61047). Key specifications — Brand: SIEMENS; Terminal Connection: Screw Clamp; DC Voltage Rating: Not Rated; Max. AIR Rating: 5kA at 230/400V AC; Series: 5SY6; AC Voltage Rating: 230/400V AC; Curve Type: C.
Siemens
SIEMENS IEC Supplementary Protector: 4 A Amps, 5kA at 230/400V AC, Screw Clamp, 5SY6, 230/400V AC, C (MPN 5SY61047). Key specifications — Brand: SIEMENS; Terminal Connection: Screw Clamp; DC Voltage Rating: Not Rated; Max. AIR Rating: 5kA at 230/400V AC; Series: 5SY6; AC Voltage Rating: 230/400V AC; Curve Type: C.
SIEMENS IEC Supplementary Protector: 3 A Amps, 5kA at 230/400V AC, Screw Clamp, 5SY6, 230/400V AC, C (MPN 5SY61037). Key specifications — Brand: SIEMENS; Terminal Connection: Screw Clamp; DC Voltage Rating: Not Rated; Max. AIR Rating: 5kA at 230/400V AC; Series: 5SY6; AC Voltage Rating: 230/400V AC; Curve Type: C.
Siemens
SIEMENS IEC Supplementary Protector: 3 A Amps, 5kA at 230/400V AC, Screw Clamp, 5SY6, 230/400V AC, C (MPN 5SY61037). Key specifications — Brand: SIEMENS; Terminal Connection: Screw Clamp; DC Voltage Rating: Not Rated; Max. AIR Rating: 5kA at 230/400V AC; Series: 5SY6; AC Voltage Rating: 230/400V AC; Curve Type: C.
SIEMENS IEC Supplementary Protector: 16 A Amps, 72V DC, 10kA at 230/400V AC, Screw Clamp, 5SY4, C (MPN 5SY41167). Key specifications — Brand: SIEMENS; Terminal Connection: Screw Clamp; DC Voltage Rating: 72V DC; Max. AIR Rating: 10kA at 230/400V AC; Series: 5SY4; AC Voltage Rating: 230/400V AC; Curve Type: C.
Siemens
SIEMENS IEC Supplementary Protector: 16 A Amps, 72V DC, 10kA at 230/400V AC, Screw Clamp, 5SY4, C (MPN 5SY41167). Key specifications — Brand: SIEMENS; Terminal Connection: Screw Clamp; DC Voltage Rating: 72V DC; Max. AIR Rating: 10kA at 230/400V AC; Series: 5SY4; AC Voltage Rating: 230/400V AC; Curve Type: C.
SIEMENS IEC Supplementary Protector: 50 A Amps, 72V DC, 10kA at 230/400V AC, Screw Clamp, 5SY4, C (MPN 5SY41507). Key specifications — Brand: SIEMENS; Terminal Connection: Screw Clamp; DC Voltage Rating: 72V DC; Max. AIR Rating: 10kA at 230/400V AC; Series: 5SY4; AC Voltage Rating: 230/400V AC; Curve Type: C.
Siemens
SIEMENS IEC Supplementary Protector: 50 A Amps, 72V DC, 10kA at 230/400V AC, Screw Clamp, 5SY4, C (MPN 5SY41507). Key specifications — Brand: SIEMENS; Terminal Connection: Screw Clamp; DC Voltage Rating: 72V DC; Max. AIR Rating: 10kA at 230/400V AC; Series: 5SY4; AC Voltage Rating: 230/400V AC; Curve Type: C.