3US5540-1J
Product ID:142785
Updated: 2026/9/3

Key Features
- 1Ensure reliable 10A overload protection with tripping class 10A.
- 2Integrate seamlessly with Siemens 3TS33/34 contactor systems.
- 3Maximize control flexibility using 1 NO and 1 NC auxiliary contacts.
- 4Save panel space with a compact and robust industrial design.
- 5Meet strict industry standards for safety and operational performance.
Need a quote? Enter your quantity and get pricing fast.
Qty
Technical Specifications
Detailed engineering parameters
| Parameter | Value | Parameter | Value |
|---|---|---|---|
| Operating Ambient Temperature | -40~+70°C | Operating Altitude | Up to 2000m |
| Rated Voltage | AC400V | Matching Contactor | S1 [3TS33/34] |
| Mounting Method | Plug-in Installation with Contactor | Specification | S1 |
| Load Class | CLASS 10 | Current Setting Range | 6.3-10A |
| Rated Current (AC-3) | Max 32A for S1 Size | Product Series | 3US5/6 Series |
| Lifecycle | Delivery Release (PM300) | Country of Origin | China |
| ECCN | N | AL | N |
| Model Number | 3US5540-1J |
Specifications may be subject to change without notice
Still deciding on 3US5540-1J?
Our engineers can confirm stock, price, and lead time for this Siemens part.
Get a no-obligation quote in 1 minute.
