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14
The unit is designed for 230 V / 50 Hz single-phase alternating current mains. The cable is not included in the delivery set. Use insulated
cables with the minimum cross-section of 2.5 mm
2
(up to 50 m long) and 4 mm
2
(up to 100 m long).
The cable cross-section is given for reference only. The actual conductor cross-section selection must be based on its type, the maximum
permissible heating, insulation, length and installation method.
The unit is connected to power mains via an automatic circuit breaker with a magnetic trip built into the stationary wiring. The trip current
of the automatic circuit breaker must correspond to the current consumption (see the «Technical data» table on page 6).
Use copper cables only.
All the control and power supply cables must be connected in accordance with the terminal markings while observing proper polarity.
EXTERNAL CONNECTIONS DIAGRAM
FOR VUT R TN (E)H EC А17 UNITS
EXTERNAL HEATER
WIRING DIAGRAM
1
SM2
Rh
SM1 PK1
P1
2 3
1
SM2*
2 3
~
Y
4 5 6 7 8 9 10 11 12 13 14 15 16 17 18
L N PE
1
SM1*
2
N
L
1
PK1*
2
N
L
P1 th-Tune
GND
Rx+/T
x+
Rx+/T
x-
GND
~
24V
~
1
RH*
2 3
G0
G+ OUT
0~10VDC
Po
w
er input 230
VA
C
gr
een
yello
w
br
own
gre
y
whit
e
— ELECTRIC SHOCK HAZARD!
NO
NC
K2
COM
14
12
11
24
22
A1
A2
21
Heating enabling
signal
(no-contact, 6 A)
Designation
Name
Type
Wire
SM1*
Supply and/or exhaust damper electric actuator
LM 230A Belimo
2 х 0,75 mm
2
SM2*
Heat recovery damper electric actuator
CM24-SR Belimo
3 х 0,5 mm
2
RH1*
Humidity or CO2 sensor with 0-10 V output
--------------
3 х 0,25 mm
2
PK1*
Contact from fire alarm panel
NC
2 х 0,5 mm
2
P1
Control panel
th-Tune (Carel)
5x0.25 mm
2
1. * — the appliances are not supplied with the unit, are available on the separate order.
2.
— maximum connecting cable length is 20 m.
3.
— the maximum length of the R1-terminated cable is selected according to the table below.
MAXIMUM CABLE LENGTH FROM CONTROLLER TO CONTROL PANEL
Cable type
Distance to power source
6P6C phone cable
up to 50 m
AWG24 shielded cable
up to 200 m
Contact the manufacturer if a longer cable is required.
DISCONNECT THE UNIT FROM POWER MAINS PRIOR TO ANY OPERATIONS.
CONNECTION OF THE UNIT TO POWER MAINS IS ALLOWED BY A QUALIFIED ELECTRICIAN
WITH A WORK PERMIT FOR THE ELECTRIC UNITS UP TO 1000 V AFTER CAREFUL READING OF
THE PRESENT USER’S MANUAL.
THE RATED ELECTRICAL PARAMETERS OF THE UNIT ARE GIVEN ON THE MANUFACTURER’S
LABEL.
ANY TAMPERING WITH THE INTERNAL CONNECTIONS IS PROHIBITED AND WILL VOID
THE WARRANTY.
CONNECTION TO POWER MAINS
The VUT R...TN H EC models en-
able connection of an additional
external heater to the enabling
signal output.
The heater is not included with
the VUT R...TN H EC units.
Содержание VUT R 400 TN EH EC A17
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