a
Green wire
FSC
Fan speed controller
b
White wire
HTP
Heater thermal protection
c
Black wire
HP
High-pressure switch (41 bar)
A
Electronic control
K1
Compressor contactor
B
The components in the box are standard acces‐
sories supplied by the manufacturer
K2
Auxiliary heater contactor
C
The components in the box are not supplied by
the manufacturer
LAK
Presostatic low ambient kit accessory
D, M1
Compressor
LP
Low pressure switch (2,5 bar)
E, AH
Auxiliary heater
L1
Line voltage
F, M4
Pump (MC units)
M2, M3
Fan motors
H
Install on site
MS
Main switch
I
10 mm
2
Cu
N
Phase
B1
Water inlet temperature probe (NTC)
Q1
Auxiliary heater thermal magnetic protector
B2
Water outlet temperature probe (NTC)
Q2
General / compressor thermal magnetic protec‐
tor
B3
Temperature probe *(2)
Q3
General thermal magnetic protector, 230V /
fan / pump / crankcase heater
B4
*(3)
Q4
Pump thermal magnetic protector (MC units)
C1
Compressor condenser
R00
Remote ON / OFF switch
C2, C3
Fan condensers
RCH
Remote COOL / HEAT switch
F1
Electronic control protection fuse / 24 V [315 mA
SLOW] switching
T
Transformer 230 / 24V 20 VA
F2
Fan speed controller fuse
V4V, G
4-way valves (on YLHA only)
FS
Water flow switch (MC units)
Electric circuit diagrams
2
Electric circuit diagram YLCA/YLHA PLUS 12 MC and M (230.1.50)
2.2
41
Содержание Ylca 12
Страница 4: ...1 Installation manual...
Страница 40: ...2 Electric circuit diagrams...