Siemens 3G-OTH-45194 — Technical Specifications
The SIEMENS Overload Relay: Electronic Protection (MPN 3UB81134BB2) is an IEC electronic overload relay with three poles, a Frame Size A, and a current range of 0.75 A – 3.4 A. It features a 1NO/1NC auxiliary contact form, screw terminals, and a maximum voltage rating of 690V AC. This relay is compatible with Frame Size A contactors and Class 48 Overload Relays, and thermal units are not applicable to this electronic type.
Technical Specifications
| Parameter | Value |
|---|---|
| Type | 1NO/1NC, Frame Size A, 0.75 A – 3.4 A |
| Brand | SIEMENS |
| Poles | 3 |
| Frame Size | A |
| Compatible Contactors | Frame Size A |
| Auxiliary Contact Form | 1NO/1NC |
| Maximum Voltage Rating | 690V AC |
| Thermal Units Required | Not Applicable to Electronic Type Overload Relays |
| Manufacturer Part Number | 3UB81134BB2 |
| Terminal Connection Type | Screw Terminals |
| Compatible Contactor Series | Class 48 Overload Relays |