Send a part number, a photo, or a whole BOM — we supply it and stand behind it. Worldwide shipping to 80+ countries.

Siemens Supplementary Protector: 32 A Amps, 5kA at 230/400V AC, Screw Clamp, 5SY6 - C-Curve, 1-Pole UL1077 DIN Rail-Mount Supplementary Protectors
SiemensC-Curve, 1-Pole UL1077 DIN Rail-Mount Supplementary Protectors

Siemens Supplementary Protector: 32 A Amps, 5kA at 230/400V AC, Screw Clamp, 5SY6

The Siemens 5SY6 series IEC Supplementary Protector (MPN 5SY61327) is a 32 A, C-curve, 1-pole UL1077 DIN rail-mount supplementary protector. It features a screw clamp terminal connection and a maximum AIR rating of 5…

SKU 3G-OTH-19907

Brand
Siemens
Item
Supplementary Protector: 32 A Amps, 5kA at 230/400V AC, Screw Clamp, 5SY6
Category
C-Curve, 1-Pole UL1077 DIN Rail-Mount Supplementary Protectors
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineerMessage via Telegram
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

Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

Siemens
Manufacturer Part Number
5SY61327
Series
5SY6
Type
5kA at 230/400V AC, Screw Clamp, 5SY6
AC
230/400V
Curve Type
C
Max. AIR Rating
5kA at 230/400V AC
AC Voltage Rating
230/400V AC
DC Voltage Rating
Not Rated
Terminal Connection
Screw Clamp

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 5SY6 series IEC Supplementary Protector (MPN 5SY61327) is a 32 A, C-curve, 1-pole UL1077 DIN rail-mount supplementary protector. It features a screw clamp terminal connection and a maximum AIR rating of 5 kA at 230/400 V AC, with an AC voltage rating of 230/400 V AC and no DC voltage rating.

Frequently Asked Questions

What is the Siemens 5SY61327 supplementary protector used for?

The Siemens 5SY61327 is a 32 A, C-curve, 1-pole supplementary protector designed for overcurrent protection in industrial control panels, HVAC equipment, and lighting circuits. It mounts on DIN rails and is rated for 230/400 V AC systems, providing reliable branch-circuit protection in commercial and light industrial applications.

What are the specifications of the Siemens 5SY61327?

The Siemens 5SY61327 is a 32 A, C-curve, 1-pole supplementary protector with a maximum AIR rating of 5 kA at 230/400 V AC. It features screw clamp terminals, an AC voltage rating of 230/400 V AC, and no DC voltage rating. It is part of the 5SY6 series and complies with UL1077 standards for DIN rail mounting.

Where to buy the Siemens 5SY61327 worldwide?

You can source the Siemens 5SY61327 supplementary protector through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations. Contact us for availability and lead times; we supply genuine Siemens components for your industrial needs.

How to install the Siemens 5SY61327 supplementary protector?

To install the Siemens 5SY61327, mount it onto a standard DIN rail, ensuring the clip engages securely. Connect phase conductors to the screw clamp terminals using the appropriate torque (typically 2-3 Nm). Verify the system voltage matches the 230/400 V AC rating and that the C-curve trip characteristic suits your load type. Always de-energize before 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, 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

Compatible alternatives & equivalents

Cross-referenced by specification & description
SIEMENS IEC Supplementary Protector: 63 A Amps, 5kA at 230/400V AC, Screw Clamp, 5SY6, 230/400V AC (MPN 5SY61637)
Siemens
SIEMENS IEC Supplementary Protector: 63 A Amps, 5kA at 230/400V AC, Screw Clamp, 5SY6, 230/400V AC (MPN 5SY61637)
SIEMENS IEC Supplementary Protector: 25 A Amps, 5kA at 230/400V AC, Screw Clamp, 5SY6, 230/400V AC (MPN 5SY61257)
Siemens
SIEMENS IEC Supplementary Protector: 25 A Amps, 5kA at 230/400V AC, Screw Clamp, 5SY6, 230/400V AC (MPN 5SY61257)
SIEMENS IEC Supplementary Protector: 20 A Amps, 5kA at 230/400V AC, Screw Clamp, 5SY6, 230/400V AC (MPN 5SY61207)
Siemens
SIEMENS IEC Supplementary Protector: 20 A Amps, 5kA at 230/400V AC, Screw Clamp, 5SY6, 230/400V AC (MPN 5SY61207)
SIEMENS IEC Supplementary Protector: 13 A Amps, 5kA at 230/400V AC, Screw Clamp, 5SY6, 230/400V AC (MPN 5SY61137)
Siemens
SIEMENS IEC Supplementary Protector: 13 A Amps, 5kA at 230/400V AC, Screw Clamp, 5SY6, 230/400V AC (MPN 5SY61137)
SIEMENS IEC Supplementary Protector: 40 A Amps, 5kA at 230/400V AC, Screw Clamp, 5SY6, 230/400V AC (MPN 5SY61407)
Siemens
SIEMENS IEC Supplementary Protector: 40 A Amps, 5kA at 230/400V AC, Screw Clamp, 5SY6, 230/400V AC (MPN 5SY61407)
SIEMENS IEC Supplementary Protector: 16 A Amps, 5kA at 230/400V AC, Screw Clamp, 5SY6, 230/400V AC (MPN 5SY61167)
Siemens
SIEMENS IEC Supplementary Protector: 16 A Amps, 5kA at 230/400V AC, Screw Clamp, 5SY6, 230/400V AC (MPN 5SY61167)

More from Siemens

View all Siemens parts
This 1-pole supplementary protector features a C-curve trip characteristic and is rated 0.5 A. It provides overcurrent protection for branch circuits and equipment in industrial control panels, HVAC systems, and lighting applications. The unit has a maximum interrupting rating of 10kA at 230/400V AC and a DC voltage rating of 72V. Terminal connections are made via screw clamps, and the device mounts on a DIN rail
Siemens
This 1-pole supplementary protector features a C-curve trip characteristic and is rated 0.5 A. It provides overcurrent protection for branch circuits and equipment in industrial control panels, HVAC systems, and lighting applications. The unit has a maximum interrupting rating of 10kA at 230/400V AC and a DC voltage rating of 72V. Terminal connections are made via screw clamps, and the device mounts on a DIN rail
C-curve, 1-pole supplementary protector rated at 2 amps, 230/400V AC, with a maximum interrupting rating of 5kA at 230/400V AC. Features screw clamp terminals and is designed for DIN rail mounting. Suitable for protecting branch circuits and equipment in industrial control panels, HVAC systems, and lighting applications
Siemens
C-curve, 1-pole supplementary protector rated at 2 amps, 230/400V AC, with a maximum interrupting rating of 5kA at 230/400V AC. Features screw clamp terminals and is designed for DIN rail mounting. Suitable for protecting branch circuits and equipment in industrial control panels, HVAC systems, and lighting applications
C-curve, 1-pole supplementary protector rated 10 A, 230/400 V AC, with a maximum interrupting rating of 5 kA at 230/400 V AC. Features screw clamp terminals and is designed for DIN-rail mounting. Suitable for branch circuit and equipment protection in industrial control panels, HVAC systems, and lighting applications
Siemens
C-curve, 1-pole supplementary protector rated 10 A, 230/400 V AC, with a maximum interrupting rating of 5 kA at 230/400 V AC. Features screw clamp terminals and is designed for DIN-rail mounting. Suitable for branch circuit and equipment protection in industrial control panels, HVAC systems, and lighting applications
This 1-pole supplementary protector features a C-curve trip characteristic for overload and short-circuit protection. Rated 8A with a maximum interrupting rating of 10kA at 230/400V AC and 72V DC. Suitable for DIN rail mounting with screw clamp terminals. Typical applications include protection of branch circuits and equipment in control panels, HVAC systems, and lighting circuits
Siemens
This 1-pole supplementary protector features a C-curve trip characteristic for overload and short-circuit protection. Rated 8A with a maximum interrupting rating of 10kA at 230/400V AC and 72V DC. Suitable for DIN rail mounting with screw clamp terminals. Typical applications include protection of branch circuits and equipment in control panels, HVAC systems, and lighting circuits
This 1-pole supplementary protector features a C-curve trip characteristic and a rated current of 45 A. It is designed for DIN rail mounting and provides overcurrent protection in branch circuits, control panels, and equipment. The device has a maximum interrupting rating of 10 kA at 230/400 V AC and is rated for 72 V DC. Terminal connections are made via screw clamps
Siemens
This 1-pole supplementary protector features a C-curve trip characteristic and a rated current of 45 A. It is designed for DIN rail mounting and provides overcurrent protection in branch circuits, control panels, and equipment. The device has a maximum interrupting rating of 10 kA at 230/400 V AC and is rated for 72 V DC. Terminal connections are made via screw clamps
This 1-pole supplementary protector features a C-curve trip characteristic rated at 80 A. It is designed for DIN rail mounting and provides overcurrent protection for branch circuits and equipment in industrial control panels, HVAC systems, and lighting applications. The unit has a maximum interrupting rating of 10kA at 230/400V AC and a DC voltage rating of 72V DC. Terminal connections are made via screw clamps
Siemens
This 1-pole supplementary protector features a C-curve trip characteristic rated at 80 A. It is designed for DIN rail mounting and provides overcurrent protection for branch circuits and equipment in industrial control panels, HVAC systems, and lighting applications. The unit has a maximum interrupting rating of 10kA at 230/400V AC and a DC voltage rating of 72V DC. Terminal connections are made via screw clamps
SIEMENS IEC Supplementary Protector: 0.3 A Amps, 5kA at 230/400V AC, Screw Clamp, 5SY6, 230/400V AC (MPN 5SY61147)
Siemens
SIEMENS IEC Supplementary Protector: 0.3 A Amps, 5kA at 230/400V AC, Screw Clamp, 5SY6, 230/400V AC (MPN 5SY61147)
SIEMENS IEC Supplementary Protector: 1.6 A Amps, 72V DC, 10kA at 230/400V AC, Screw Clamp, 5SY4, C (MPN 5SY41157)
Siemens
SIEMENS IEC Supplementary Protector: 1.6 A Amps, 72V DC, 10kA at 230/400V AC, Screw Clamp, 5SY4, C (MPN 5SY41157)