| PartNumber | 84873221 | 84873220 | 84873222 |
| Description | Controllers H3USN 220 480VAC UN OVER VOLT & NEUTRL | Controllers H3US 220 480 UN OVER VOLT 3PHASE LOSS | Controllers M3US 208 480VAC UN OVER VOLT |
| Manufacturer | Crouzet | Crouzet | Crouzet |
| Product Category | Controllers | Controllers | Controllers |
| RoHS | Y | Y | Y |
| Analog / Digital | Analog | Analog | Analog |
| Type | Voltage Control | Voltage Control | Voltage Control |
| Display Type | LED Display | LED Display | LED Display |
| Operating Supply Voltage | 120 VAC to 277 VAC | 220 VAC to 480 VAC | 208 VAC to 480 VAC |
| Mounting | DIN Rail | DIN Rail | DIN Rail |
| Size | 90 mm x 60 mm x 35 mm | 90 mm x 60 mm x 35 mm | 90 mm x 60 mm x 17.5 mm |
| Features | Multi-voltage Products | Multi-voltage Products | Multi-voltage Products |
| Number of Outputs | 2 | 2 | 1 |
| Output Type | SPDT | SPDT | SPDT |
| Series | H3USN | H3US | M3US |
| Brand | Crouzet | Crouzet | Crouzet |
| Number of Inputs | 3 | 3 | 3 |
| Product Type | Controllers | Controllers | Controllers |
| Factory Pack Quantity | 1 | 1 | 1 |
| Subcategory | Controllers | Controllers | Controllers |
| Unit Weight | 4.585615 oz | - | - |