| Manufacturer | ABB |
| Manufacturer series | CM-PAS |
| Controlled parameter | phase asymmetry |
| Mounting | for DIN rail mounting |
| Kind of output 1 | SPDT |
| Power supply | from tested wiring system |
| Contact actuation delay | 0...30s |
| Body dimensions | 22.5x85.6x103.7mm |
| Operating temperature | -25...60°C |
| IP rating | IP20 |
| Type of automation module | voltage monitoring relay |
| Symbol | Controlled parameter range | Leads | Voltage between phases (for three phase system) |
|---|---|---|---|
| [V AC] | |||
| 1SVR730774R1300 | 3x 160V AC...300V AC | screw terminals | 3 x 160...300 |
| 1SVR740774R1300 | 3x 160V AC...300V AC | spring clamps | 3 x 160...300 |
| 1SVR730774R3300 | 3x 300V AC...500V AC | screw terminals | 3 x 300...500 |
| 1SVR740774R3300 | 3x 300V AC...500V AC | spring clamps | 3 x 300...500 |