NIBE-BIAWAR HK 200M, Installation Manual

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17 HK 200M
Temperature limiter (F3) is accessible behind the front
cover. Temperature limiter is reset by strong press-
ing of the button (F3-SF2) using a small screwdriver.
Press the button, max. 15 N (approx. 1.5 kg).
Resetting
Cable blockade
Use an appropriate tool to release/block cables in the
internal module clamps.
The power supply is to be connected to clamp (X2)
via the input at the back of the unit. The cable must be
dimensioned according to the applicable standards.
HK 200M must be connected to the power supply 400
V 3N AC 50Hz as specifi ed on the clamp (X2).
Connection
Connections
IMPORTANT
In order to prevent interferences, do not lay unshielded
communication and/or signal cables to external con-
tacts at the distances lower than 20 cm from high-volt-
age cables.
Power supply connection
Temperature limiter
Temperature limiter (F3) cuts off the power supply of
the electrical heating module if the temperature in-
creases to the range of approximately 87 °C, and can
be reset manually.
F3
F3-SF2
L1 L2 L3
N
PE
Circuit breaker
The system for automatic regulation of the heating,
circulation pump, and their cabling at HK 200M are
secured internally with a circuit breaker (F2).
Chapter 5 | Electrical connections
EMER
GENC
Y
Br
o
wn
Black
N
PWM GND
K1 K2 K3
L N PE
BT64 BT63 BT25 BT71 BT6
GP12
X1 X2
GP12
L N PE PE L3 L2 L1 L N
SMO 400V 3N AC 50Hz QN12
Br
o
wn
Black
N
QN10
BT7
2
1
3