Specification for Module: voltage monitoring relay; phase sequence,phase failure
| Mounting | for DIN rail mounting |
| Operating temperature | -20...60°C |
| IP rating | IP20 |
| Leads | screw terminals |
| Power supply | from tested wiring system |
| Controlled parameter | phase failure, phase sequence |
| Voltage between phases (for three phase system) | 3 x 208...480V AC |
| Contact actuation delay | 0.5s |
| Kind of output 1 | SPDT |