22
ED50
01-2020
DL4615-001
dormakaba ED50 Installation Instructions – Fine cover
Chapter 9
9 System accessories
9.1 System accessory electrical connections
Fig. 9.1.1 Electrical connections, single door
9.2.1 Overview
ED50 operators are normally used with
system accessories available from
dormakabaUSA, Inc. or other manufacturers.
9.2.2 Accessory electrical installation
Electrical interfaces from system
accessories used with operator must be
planned for. This includes routing of wiring
from accessories to operator.
9.2.3 System accessories, other
manufacturers.
dormakaba USA cannot guarantee
compatibility for other manufacturer's
accessories. If any of these accessories are
used despite this caution, the operator's full
range of functions may be unavailable, or
the accessories may not function properly.
WARNING
Damage to operator or to
connected device is also possible!
9.2.4 Power for accessories.
An external 24 Vdc power supply must be
used for accessories.
9.2.5 Miscellaneous accessories.
1. Door status display, red, green
9.2 System accessories
1
External program
switch, mechanical
2
External program
switch, electronic
3
Key switch
4
Pushbutton, night /
bank
5
Pushbutton, interior
6
Pushbutton, exterior
7
Door locking device
8
Manual release
switch
9
ED50
9.2.6 Activators
Typical activators:
1. Pushbuttons, key switches
2. Access control systems
3. Telephone systems
4. Intercoms
TIPS AND RECOMMENDATIONS
Refer to Chapter 7, Technical data
for electrical interface
requirements.
9.2.7 Locking devices
Typical locking devices:
1. Electric strike plates
2. Electromagnetic locks
3. Electric locks
To insure that operator and locking device
work safely when connected together,
locking device mus comply with following:
1. Operating voltage, power supply from
operator, 24 Vdc, ±5 %.
2. Operating voltage, external power
supply, 48 Vdc/Vac maximum.
3. Locking device relay contact, maximum
load, 1 A.
4. Electric strike plate duty factor, 30%
minimum.
5. Motor lock duty factor, 100%.
1
8
x 18
A
W
G
8
x 0
.8 mm
2
2
x 1
8
A
W
G
2
x 0
.8 mm
2
2
x 1
8
A
W
G
2
x 0
.8 mm
2
2
x 1
8
A
W
G
2
x 0
.8 mm
2
4
x 1
8
A
W
G
4
x 0
.8 mm
2
2
x 1
8
A
W
G
2
x 0
.8 mm
2
2
x 1
8
A
W
G
2
x 0
.8 mm
2
2 x 18 AWG
2 x 0.8 mm
2
3 x 12 AWG
3 x 4.0 mm
2
115 VAC power
2
4
5
6
3
7
8
9
