Page 2 of 4 d ata s h e e t s85001 0421 not to be used for installation purposes.
Electromagnetic door holder wiring diagram.
Wiring them depends on what smoke heat alarms you have in if you have a fire panel unlikely in domestic unless landlord flats then use the open on alarm volts free relays to drop power to magnets if you have mains smoke heat detectors then they need to have an auxillary volts free output so you can use it again to drop power from magnets on alarm.
Demco electromagnetic door holders are attractively designed and ruggedly constructed for easy and versatile installation.
Up to 150 lbs 70 kg anti rust surface.
All units shall have a single coil to accommodate 12vdc 24vac 24vdc and 120vac.
Electromagnetic door holder releases electromagnetic door holder releases wall mounted model 989 990 model 989 application wall mount low profile concealed wiring ansi c00011 technical information voltage and current.
Dh 2448 electromagnetic door holder specifications.
A wiring diagram is a streamlined conventional pictorial depiction of an electrical circuit.
Doors are to be normally held open.
It shows the components of the circuit as simplified shapes and also the power as well as signal connections in between the gadgets.
Mea electromagnetic door holders.
24v 80ma.
Power shall be controlled by the fire control system.
All electromagnetic door holder releases shall be supplied by architectural hardware supplier.
When the fire alarm system detects smoke the current to the door holder turns off allowing the door to close.
The contact plate can be adjusted to suit any door angle.
Dh 2448 electromagnetic door holder specifications.
120vac 60hz 020 amp 24vac dc 60hz 020 amp 12vdc 040 amp for 50 55 lbs.
That much is.
Ideal for use with self closing fire and smoke.
Surface mounted models mount on a surface adaptor housing junction box which is provided.
Of holding force specify voltage.
These door holders come with a typical holding force of approximately 12 100kg and can hold most type of doors.
12 vdc 48 vdc current draw.
Signed for concealed wiring applications and mount on standard single gang 2 x 4 inch outlet boxes.
The coils shall be independently wound employing a fuse.
Dual voltage terminal diagram cl h high voltage low voltage catalog number s2985 r19958 3550 1039 100 mea approved approved 200 97 e extension rod applications.
Making the magnetic field electrical current passes through the coil of the door holder.
120 vac recess mount electromagnetic door holder dh24120fpc 24v ac dc 120 vac semi flush mount electromagnetic door holder dh24120gpc1 24v ac dc 120 vac floor mount.
48v 40ma 5 holding force.
The door holder is an electromagnet a door holder prevents the door from closing because it hangs onto the door using magnetism.
