FES-EX
Terminal limit switch, one-position spring return, EX-version
The emergency limit switch FES-EX is a safety switch with forced actuation and intended for the use in explosion endangered areas. It fulfils the requirements of the series of standards EN81-20 / EN81-50. It has two switching positions with spring return to the original position. The emergency limit switch is needed for switching off the lift if, in the event of a fault the lift car moves beyond the terminal landing.
Terminal limit switch FES-EX
Dimensions FES-EX
Accessories
Features
- special version for use in explosion-endangered areas
- with spring return for one-sided actuation
- right and left version available, conversion possible
- robust metal enclosure
- transparent cover for optimal function control
- contact configuration with two positively driven normally closed contacts and two normally open contacts
- guided pressure springs for high funcional safety
- quiet functioning
- adjustable in three axes
Order information codes
Technical data
| norms | EN 81-20, EN 81-50, EN 60947-5-1, EN 60079-0, EN 60079-1, EN 60079-31, EN ISO 13849-1, EN ISO 14119 |
| switching capacity | Ui = 250 V Ith = 10 A Uimp = 4 kV AC-15: Ie = 6 A Ue = 230 V DC-13: Ie = 0.25 A Ue = 220 V |
| short-circuit capacity | T10 A F 16 A |
| contact material | silver-nickel (min. load 24 V / 10 mA) |
| actuation- / return force | 2.3 Nm |
| connection | 2 m connection cable H05VV-F, 4 x 0.75 mm² |
| level of protection | IP65 |
| ambient air temperature | -20 °C up to +60 °C |
| installation position | any |
| weight | 1750 g |
