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| PartNumber | 1C2.5UM | 1C25UR | 1C25UL |
| Description | Circuit Breakers 2.5A MCB CCHAR 1pl 277VAC UL508 | Circuit Breakers 25A,MCB C CHAR 1 PL, 277VAC, UL1077 | Circuit Breakers 25A, C CHAR, 1POLE 277VAC, UL489 |
| Manufacturer | Altech | Altech | Altech |
| Product Category | Circuit Breakers | Circuit Breakers | Circuit Breakers |
| RoHS | Y | Y | - |
| Series | UM | UR | UL |
| Product | Circuit Protection Devices | - | Circuit Protection Devices |
| Type | C-Trip | - | C-Trip |
| Current Rating | 2.5 A | 25 A | 25 A |
| Voltage Rating AC | 277 VAC | 277 VAC | 277 V |
| Voltage Rating DC | 42 VDC | - | - |
| Number of Poles | 1 Pole | 1 Pole | 1 Pole |
| Actuator Type | Handle | Handle | Handle |
| Minimum Operating Temperature | - 25 C | - 25 C | - |
| Maximum Operating Temperature | + 55 C | + 55 C | - |
| Illuminated | Not Illuminated | Not Illuminated | Not Illuminated |
| Termination Style | Box Clamp, Ring Tongue | Box Clamp, Ring Tongue | Box Clamp Ring Tongue |
| Voltage Rating | 277 VAC, 42 VDC | - | - |
| Brand | Altech | Altech | - |
| Mounting Style | DIN Rail Mount | DIN Rail Mount | DIN Rail |
| Factory Pack Quantity | 12 | 12 | - |
| Subcategory | Circuit Breakers | Circuit Breakers | - |
| Product Type | - | C-Trip Circuit Breakers | - |
| Operating Temperature Range | - | - | - 25 C to + 55 C |