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| PartNumber | 1D63UL | 1D63UM | 1D63UR |
| Description | Circuit Breakers 63A, D CHAR, 1POLE 240VAC, UL489 | Circuit Breakers 63A MCB DChar 1 pl 277VAC | Circuit Breakers 63A,MCB D CHAR 1 PL, 277VAC, UL1077 |
| Manufacturer | Altech | Altech | Altech |
| Product Category | Circuit Breakers | Circuit Breakers | Circuit Breakers |
| RoHS | Y | - | - |
| Series | UL | UM | UR |
| Current Rating | 63 A | 63A | 63 A |
| Voltage Rating AC | 240 VAC | 277 V | 277 V |
| Number of Poles | 1 Pole | 1 Pole | 1 Pole |
| Actuator Type | Handle | Handle | Handle |
| Minimum Operating Temperature | - 25 C | - | - |
| Maximum Operating Temperature | + 55 C | - | - |
| Illuminated | Not Illuminated | Not Illuminated | Not Illuminated |
| Termination Style | Box Clamp, Ring Tongue | Box Clamp Ring Tongue | Box Clamp Ring Tongue |
| Brand | Altech | - | - |
| Mounting Style | DIN Rail Mount | DIN Rail | DIN Rail |
| Product Type | D-Trip Circuit Breakers | - | - |
| Factory Pack Quantity | 12 | - | - |
| Subcategory | Circuit Breakers | - | - |
| Product | - | Circuit Protection Devices | Circuit Protection Devices |
| Type | - | D-Trip | D-Trip |
| Packaging | - | Bulk | - |
| Voltage Rating | - | 277 VAC 24 VDC | - |
| Operating Temperature Range | - | - 25 C to + 55 C | - 25 C to + 55 C |
| Voltage Rating DC | - | 24 VDC | - |
