Swegon ELQZ-4-613-0 User manual

GB.ELQZ613.050901
Specifications are subject to alteration without notice. www.swegon.se 1
8 0-10V
1 +24V DC
2 +15V DC
3 +10V DC
4 GND
5 GND
6 0-10V
7 GND
P2
P1
General
The ELQZ-4-613-0 changeover switch is intended for use
together with type BCRW or BCRWD BASIC Wing
direct-driven fans with a fan motor with integrated
frequency converter.
The unit has two potentiometers for manually setting the
fan speed. It can be used for two-speed control of one
fan, or for single-speed control of two fans.
The changeover switch is equipped with fasteners for
mounting it on a 35 mm DIN rail and is designed
for installation inside a cubicle or a similar enclosure.
Technical data
Installation of the ELQZ-4-613-0 Fan speed changeover switch
Power supply 24 V DC,15 V DC or 10V DC
Power consumption 2 x 12 mA
Signal output 0 - 10 V DC
(Corresponds to 0 - 100% on the pot.)
Permissible ambient
temperature -10 – +40 °C
Mounting bracket 35 mm DIN rail
Enclosure class IP 20
Dimensions (WxHxD) 68 x 82 x 34 mm
Weight 0,085 kg
Electrical wiring
The electrical wiring must be carried out by a qualified
electrician in accordance with local regulations. The
control cable between the fan motor and the cubicle, in
which the unit is mounted, must be shielded.
See the wiring example as well.

GB.ELQZ613.050901
Specifications are subject to alteration without notice.
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ELQZ-4-613-0
BCRWD
BCRW
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Wiring exampel
BCRW size 004
(GRUNDFOS motor)
Note that all the cable must be shielded.
Single-speed control of two fans
Two-speed control of one fan
Shielded terminal box
Shielded terminal box
GND
Common
Alarm output
0-10V input
10V DC out (BCRWD 004)
Start
GND
Common
Alarm output
0-10V input
24V DC out
Start
Conductors in motor cable
Conductors in motor cable
Conductors in motor cable
Shielded terminal box
GND
Common
Alarm output
0-10V input
10V DC out (BCRWD 004)
Start
Contact for
changeover
between low
and high
speed
If only 1 fan is to be controlled, connect as top alternative.
* Must be closed when the unit is operating.

GB.ELQZ613.050901
Specifications are subject to alteration without notice. www.swegon.se 3
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ELQZ-4-613-0
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Wiring example
BCRWD: sizes 006-020 (motor: 6.5 kW)
(WEG motor)
Note that all the cables must be shielded.
Two-speed control of one fan
Shielded terminal box
Shielded terminal box
Shielded terminal box
Conductors in motor cable
Conductors in motor cable
Conductors in motor cable
In-operation output
In-operation output
Alarm output
Alarm output
Start
GND (earth)
0-10V + input
0-10V + input
10V DC out (max 10mA)
GND (earth)
Alarm reset
In-operation output
In-operation output
Alarm output
Alarm output
Start
GND (earth)
0-10V + input
0-10V + input
10V DC out (max 10mA)
GND (earth)
Alarm reset
In-operation output
In-operation output
Alarm output
Alarm output
Start
GND (earth)
0-10V + input
0-10V + input
10V DC out (max 10mA)
GND (earth)
Alarm reset
Contact for switchover
between low speed
and high speed.
If only one fan can be con-
trolled, wire according to the
uppermost alternative.
Single-speed control of two fans
* Must be closed when the unit is operating.

GB.ELQZ613.050901
Specifications are subject to alteration without notice.
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ELQZ-4-613-0
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Wiring example
BCRWD size 020 standard and 027
SIEMENS motor)
Note that all the cable must be shielded.
Two-speed control of one fan
Shielded terminal box
Shielded terminal box
Shielded terminal box
Conductors in motor cable
Conductors in motor cable
Conductors in motor cable
GND
Common
Alarm output
15V DC out
Start
0-10V + input
0-10V – input
10V DC out (max. 10mA)
Reset
GND
Common
Alarm output
15V DC out
Start
0-10V + input
0-10V – input
10V DC out (max. 10mA)
Reset
GND
Common
Alarm output
15V DC out
Start
0-10V + input
0-10V – input
10V DC out (max. 10mA)
Reset
Contact for
changeover
between low
and high speed
If only 1 fan is to be controlled, connect as top alternative.
Single-speed control of two fans
* Must be closed when the unit is operating.