The firefighter switch has to be operated by means of an emergency release triangular socket according to EN 81-20:2014. The operating positions of the switch have to be bistable and must be clearly marked with “1” and “0”. In position “1” firefighter service is activated.
| Fixing | |
| Welding studs | M3 × 8 / M3 × 12 |
| Back box fixing (base plate) | X |
| Faceplate thickness | 2 - 3 mm |
| Connectivity | |
| Screw terminal 2 × 3 poles | 0.1 - 1.5 mm² |
| Switching element | |
| Snap switch | X |
| Alternating contact (SPDT) | |
| Alternating contact (quantity) | 2 |
| U (DC) | 120 V / 30 V |
| I (inductive load (L/R = 3 ms)) | 0.2 A / 0.5 A |
| U (AC) | 50 V |
| I (ohmic load) | 0.5 A / 0.8 A |
| I | 1 A |
| Compliance | |
| EN 81-72 | X |
| Cylinder | |
| Profile half cylinder | STUV product 35, locking nose vertically downwards |
