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The JUNG 875W key-operated switch is a compact access-control device designed for reliable switching in residential and light-commercial environments. The model features a black and white appearance and is intended to operate with an AC input voltage of 250 V at a frequency of 10 Hz. With dimensions of 75 mm width, 58 mm depth and 151 mm height, the unit is space-efficient while providing a keyed actuator for controlled access and secure operation.

Advantages

The key-operated mechanism provides defined access control and reduces unauthorized operation. The compact footprint allows installation where space is limited. The 250 V AC rating supports integration into standard low-voltage distribution circuits, while the solid mechanical construction contributes to durability under normal usage conditions.

Suitable for

Key specifications

How to use

Install the JUNG 875W switch in accordance with applicable electrical regulations and the mounting instructions provided by the manufacturer. Ensure mains power is switched off before making any connections. Mount the device in a suitable enclosure or on a compatible mounting plate, connect the supply and load conductors to the designated terminals, and secure the unit. Use the supplied key to operate the switch; turning the key will change the switch state as designed. After wiring, verify operation by restoring power and testing key actuation under load conditions.

Recommendations

For reliable long-term operation, perform periodic inspections of electrical connections and the key mechanism. Avoid exposure to excessive moisture or corrosive environments unless the installation location and enclosure provide appropriate protection rated for those conditions.