Siemens Overload Relay: Electronic Protection, 3 Poles, 1NO/1NC, Frame Size A1
The SIEMENS Overload Relay: Electronic Protection is an IEC electronic overload relay with a frame size of A1, designed for use with Class 14 Starters and compatible contactors of the same frame size. It features a…
SKU 3G-OTH-44909
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- Delivery
- Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
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- 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 of A1, designed for use with Class 14 Starters and compatible 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 three-pole relay covers a current range of 10 A to 40 A and does not require thermal units, as it is an electronic type.
Frequently Asked Questions
What is the SIEMENS 3UB81234EW2 overload relay used for?
The SIEMENS 3UB81234EW2 is an IEC electronic overload relay used to protect motors from overcurrent and phase loss in industrial applications. It is designed for use with Class 14 starters and compatible contactors of frame size A1, making it suitable for pump, fan, and conveyor systems.
What are the specifications of the SIEMENS 3UB81234EW2 overload relay?
The SIEMENS 3UB81234EW2 is a three-pole electronic overload relay with a frame size A1, current range 10 A to 40 A, and maximum voltage rating 690V AC. It features 1NO/1NC auxiliary contacts, screw terminals, and does not require thermal units. It is compatible with Class 14 starters and frame size A1 contactors.
Where to buy the SIEMENS 3UB81234EW2 overload relay worldwide?
You can source the SIEMENS 3UB81234EW2 overload relay worldwide through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time; we provide reliable sourcing for Siemens components.
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., 10 A to 40 A for the 3UB81234EW2) to the motor's full-load current. Ensure the frame size (A1) matches your contactor and starter series (Class 14). For electronic types, no thermal units are needed; set the dial to the motor's FLA.
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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.
