11.4.4 Legend .. 9CS TO .. 22CS
A1
Wire jumper, must be removed upon installation of a utility company disable contactor
A2
Wire jumper, must be removed if 2nd disable input is used
B3*
Thermostat, hot water
B4*
Thermostat, swimming pool water
E9*
Electr. immersion heater, hot water
E10*
Suppl. heat source (boiler or electr. heating element
F2
Load fuse for N1 relay outputs across J12 at J13
F3
Load fuse for N1 relay outputs across J15 to J18
F4
Pressostat high pressure
F5
Pressostat low pressure (from ..22CS, F5 is a limiter with manual reset)
F10
Flow control switch
F15
Overload relay for M11 / the overload relay is designed for the pump included in the brine kit
H5*
Fault indicator lamp
J1...J18
Terminal connector at N1
K1
Contactor, compressor
K5
Contactor, primary pump
K11*
Electron. relay remote fault indicator (on relay module)
K12*
Electron. relay, swimming pool water circulating pump (on relay module)
K20*
Contactor for E10
K21*
Contactor for E9
K22*
Utility company disable contactor
K23*
SPR auxiliary relay
M1
Compressor
M11*
Primary pump
M13*
Heating circulating pump
M15*
Heating circulating pump
M16*
Auxiliary circulating pump
M18*
Hot water circulating pump
M19*
Swimming pool water circulating pump
M21*
Mixer, primary circuit
M22*
Mixer heating circuit 2
N1
Heat pump controller
N7
Soft start control (not in WI 9CS units)
N10*
Remote control station
N11*
Relay module
R1
External sensor
R2
Return sensor
R3
Hot water sensor (as an alternative to the hot water thermostat)
R5
Sensor for heating circuit 2
R6
Freeze protection sensor
R7
Coding resistor 10k
T1
Safety isolating transformer 230/24VAC-28VA
X1
Terminal strip mains control L/N/PE-230VAC-50Hz/fuses/N and PE terminal block
X2
Terminal strip 24VAC terminal block
X3
Terminal strip GND terminal block for sensors R1/-2 and -3 at J2
X4
Terminal strip GND terminal block for sensors R5 and -6 at J6
X5
Terminal strip power supply 3L/PE-400VAC-50Hz
Abbreviations:
EVS
Utility company disable input
SPR
Supplementary disable input
MA*
Mixer OPEN - primary heating circuit
MZ
Mixer CLOSED - primary heating circuit
* Components to be supplied by the customer, or available as accessories
APPENDIX: 11.4 WIRING DIAGRAMS
4.0 A slow-acting
4.0 A slow-acting
23
Need help?
Do you have a question about the WI 9CS and is the answer not in the manual?