DSN – CM indoor electromagnetic locks
Purpose and scope
This product is a way to prevent the switchgear to the incorrect operation electric interlocking device, mainly used for
box-type substation, ring net switch cabinets and other outdoor place without secondary power implementation forced
interlock, prevent into charged interval and wrong operation, is the locking device of power production and supply department.
With functions of charged two directives and atresia.
Inside the box transformer substation, the ring net switch cabinets under the condition of charged, the input of the voltage
signal into electromagnetic lock, a charged indicator, electromagnetic lock can’t open the lock, the box-type substation,
ring net switch cabinets and low pressure switch cabinet internal loss of electric power, no voltage signal input end of
electromagnetic lock, electric light is extinguished, electromagnetic lock can be unlocked. With functions of charged
two directives and atresia.
Using the environment conditions
Ambient temperature: up to +40 º C
Lower the general area -10 º C, -25 º C alpine region
Altitude: not more than 1000m above sea level Area
Humidity: relative humidity of air on average less than 95%, on average less than 90%;
Environmental conditions: no significant contamination, non-flammable, explosive, chemical corrosion and salt spray
spaces and no recurring violent vibration.
Structure features: adopts integral structure, installation without separating the panel and lock body
Execution standard: JB/T7827-95
Electromagnetic lock installation steps
1, in order to unload panel installation M5 nut on the screw, spring washers, flat pad;
2, from outside the cupboard door lock body lock side in the open hole first, then turn the lock body on the panel on the installation
of the screw into the cupboard door open good Ф 6 mm hole, and the lock panel and cupboard door plate stick flat;
Inside of door of cupboard of park of 3, from in turn plain washers, spring washers, M5 nut installed on the panel of the M5 screw, finally tighten nut M5.
The use instructions of electromagnetic locks
(1) normal lock instructions
A, charged light is put out, lift the button, turn the handle towards the lock open clockwise direction (left or right counterclockwise),
continue to exert oneself to do, when to limit position lock switch will automatically lock the lock open position, need to artificially
will turn the handle to open the lock in the opposite direction, namely lock return to lock in position, so as to meet the blocking state.
B, charged indicator, lift the button, the handle cannot turn, electromagnetic lock can’t open the lock.
Operation method: pull the handle
(2) manual unlock step:
A, emergency unlocking hole to insert the unlock key, turned the key in the direction shown by the panel instructions 90 DHS
to “A” or “A”, anchored off A lock of moving iron core block;
B, lift the button, turn the handle towards the lock open clockwise direction (left or right counterclockwise), continue to exert
oneself to do, when to limit position lock switch will automatically lock the lock open position, can open cupboard door.
Note: to unlock the key to unlock process, it is anchored off a lock of moving iron core block, to remove the effect of blocking state,
and the lock must use the handle to open mobile lock, achieve the lock, so you can ‘t directly with the unlock key lock.
Install and open hole size shape
Models and meaning
Note: The so-called installed the left or right, series operator lock the object oriented (such as lever, cabinet put oneself in another’s position fixed part),
and the corresponding installation position When electromagnetic locks in the lock on the object location, located in the operator to the left is on the
left side of the installation, on the other hand, is on the right side of the installation.
Indoor electromagnetic lock is chosen, and basic parameters
(When ordering please indicate the order number)
Remark D-21 DSN-CMY AC220V 196mA <30VA 58×70mm DiameterФ6
14mm Adopting new type
level coilsare common.
DSN – CM indoor electromagnetic lockselectromagnetic locks (648)
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