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| PartNumber | 1D50UM | 1D50UL | 1D50UR |
| Description | Circuit Breakers 50A D Characteristic UL 508 1 POLE | Circuit Breakers 50A, D CHAR, 1POLE 240VAC, UL489 | Circuit Breakers 50A,MCB D CHAR 1 PL, 277VAC, UL1077 |
| Manufacturer | Altech | Altech | - |
| Product Category | Circuit Breakers | Circuit Breakers | - |
| RoHS | Y | Y | - |
| Series | UM | UL | - |
| Current Rating | 50 A | 50 A | - |
| Voltage Rating AC | 277 VAC | 240 VAC | - |
| Voltage Rating DC | 24 VDC | - | - |
| Number of Poles | 1 Pole | 1 Pole | - |
| Actuator Type | Handle | Handle | - |
| Minimum Operating Temperature | - 25 C | - 25 C | - |
| Maximum Operating Temperature | + 55 C | + 55 C | - |
| Illuminated | Not Illuminated | Not Illuminated | - |
| Termination Style | Box Clamp, Ring Tongue | Box Clamp, Ring Tongue | - |
| Voltage Rating | 277 VAC, 24 VDC | - | - |
| Brand | Altech | Altech | - |
| Mounting Style | DIN Rail Mount | DIN Rail Mount | - |
| Product Type | D-Trip Circuit Breakers | D-Trip Circuit Breakers | - |
| Factory Pack Quantity | 12 | 12 | - |
| Subcategory | Circuit Breakers | Circuit Breakers | - |