DZRK with DZM21
Door switch with reed contact
The door switch with additional reed contact DZRK is a safety switch with forced actuation and is used to control the close position of lift doors. The additionally built-in reed contact offers a high protection against manipulation, as it only switches when the special contact bridge with integrated permanent magnet DZM21 is inserted.
Door switch DZRK
Contact bridge DZM21
Dimensions DZRK
Dimensions DZM21
Cable entry
Contact travel DZRK
Features
- safety switch with positive contact
- additional reed contact (inert gas contact) for increased protection against manipulation
- high contact safety by self-cleaning
- enclosure made of thermoplastic, self-extinguishing
- quiet functioning
- permanent fixation due to metal inserts with oblong hole
- only in combination with contact bridge DZM21 (with integrated magnet)
Order information codes
Technical data
| norms | EN 81-20, EN 81-50, EN 60947-5-1 |
| switching capacity: positively driven normally closed contact reed contact |
Ui = 500 V Ith = 6 A Uimp = 4 kV AC-15: Ue = 230 V Ie = 2 A DC-13: Ue = 200 V Ie = 2 A 120 VA 250 V AC/DC 3 A lth = 3 A |
| short-circuit capacity | T10 A F 16 A |
| contact material | fine silver, reed contact made of ruthenium |
| actuation force | initial force 0.5 N ultimate force 2.0 N |
| connection | by screw terminal max. 2.5 mm², captive |
| level of protection | IP20 |
| ambient air temperature | -25 °C up to +70 °C |
| installation position | any |
| weight | DZRK-B = 56 g DZM21 = 17 g |
