| Manufacturer | POLLIN |
| Mounting | for DIN rail mounting |
| Leads | screw terminals |
| Power supply | from tested wiring system |
| Supply voltage | 3 x 400V AC |
| IP rating | IP20 at terminal side |
| Additional functions | LED status indicator |
| Type of automation module | voltage monitoring relay |
| Symbol | Manufacturer series | Operating temperature | Controlled parameter | Kind of OUT1 | Number of poles | Operate time |
|---|---|---|---|---|---|---|
| [°C] | [s] | |||||
| MKF-1P | MKF | -25...50 | phase asymmetry, phase failure | SPST-NO | 3+N | 3.5 |
| MKF-1PK | MKF | -25...50 | phase sequence, undervoltage, phase failure | SPST-NO | 3+N | 3.5 |
| MKF-12PK | MKF | -25...50 | phase sequence, undervoltage, phase failure | SPDT | 3+N | 3.5 |
| MKF-2P | MKF | -25...50 | phase asymmetry, phase failure | SPDT | 3+N | 3.5 |
| MKF-2PK | MKF | -25...50 | phase asymmetry, phase sequence, contacts of contactor, phase failure | SPDT | 3+N | 3.5 |
| MKF-2PM | MKF | -25...50 | phase asymmetry, phase sequence, contacts of contactor, phase failure | SPDT | 3+N | 0...6 |
| MKF-1G2 | MKF | -20...50 | phase sequence, phase failure | SPDT | 3 | 0.1 |
| MKF-MAX | MKF | -25...50 | phase asymmetry, phase sequence, phase failure | SPST-NO | 3+N | 5 |
| WN-33 | WN | -15...50 | phase failure | SPST-NO | 3+N | - |
| WP-3C | WP | -20...50 | phase sequence, overvoltage, too low voltage, phase failure | SPST-NO | 3 | - |
| WP-3CP | WP | -20...50 | phase sequence, overvoltage, too low voltage, phase failure | SPST-NC | 3 | - |