Siemens Overload Relay: Electronic Protection, 3 Poles, 1NO/1NC, Frame Size S0
The SIEMENS Overload Relay: Electronic Protection is an IEC electronic overload relay with a frame size S0, designed for use with SIRIUS contactors of the same frame size. It features a 1NO/1NC auxiliary contact…
SKU 3G-OTH-44590
Local availability & support
- Delivery
- Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
- Payment
- Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.
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Product Description
The SIEMENS Overload Relay: Electronic Protection is an IEC electronic overload relay with a frame size S0, designed for use with SIRIUS contactors of the same frame size. It features a 1NO/1NC auxiliary contact form, screw terminals, and a maximum voltage rating of 690V AC. This 3-pole relay covers a current range of 3 A to 12 A and does not include phase loss sensitivity or thermal units.
Frequently Asked Questions
What is the SIEMENS 3RB31234SB0 overload relay used for?
The SIEMENS 3RB31234SB0 is an IEC electronic overload relay used to protect motors from overload and phase imbalance. It is designed for industrial applications with SIRIUS contactors of frame size S0, providing reliable protection for equipment operating up to 690V AC.
What are the specifications of the SIEMENS 3RB31234SB0 overload relay?
The SIEMENS 3RB31234SB0 is a 3-pole electronic overload relay with a current range of 3 A to 12 A, frame size S0, and screw terminals. It has a 1NO/1NC auxiliary contact form, maximum voltage rating of 690V AC, and does not include phase loss sensitivity or thermal units.
Where to buy the SIEMENS 3RB31234SB0 overload relay worldwide?
You can source the SIEMENS 3RB31234SB0 overload relay worldwide through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to your location, ensuring a seamless procurement process for this SIRIUS-compatible relay.
How to select the correct SIEMENS overload relay for a motor?
To select the correct SIEMENS overload relay, match the relay's current range (e.g., 3 A to 12 A for the 3RB31234SB0) to the motor's full-load current. Ensure the frame size (S0) is compatible with your SIRIUS contactor. For electronic types, thermal units are not required, simplifying setup.
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3G Electric supplies Siemens iec electronic overload relays. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.
