– 90 –
7. HYDRO UNIT INSTALLATION MANUAL
Engineering Data Book
7
Defrost and Compressor operation Outputs
Defrost output
• Display relay is ON when the system defrost.
• Volt free contact
AC230 V; 0.5 A (maximum)
DC24 V; 1 A (maximum)
• Connection details: Terminals 1 and 2 (OPERATION) on MCC-1217 TB (Refer to “Fig. 7-33”)
Compressor operation output
• Display relay is ON with outdoor unit compressor operation.
• Volt free contact
AC230 V; 0.5 A (maximum)
DC24 V; 1 A (maximum)
• Connection details: Terminals 3 and 4 (EMG) on MCC-1217 TB (Refer to “Fig. 7-33”)
PJ20
CN209
TCB-PCIN3E
4
3
L2
2
1
L1
▼
Fig. 7-33
Local Supply
Power Supply
Power Supply
Display
Relay
K1
Display
Relay
K2
Connection
Cable
OPERATION
EMG
:Defrost
output
:Compressor
operation
output
Hydro unit main
control board
28-EN
Содержание ESTIA HWS-1102H-E
Страница 3: ...2 1 INTRODUCTION ...
Страница 7: ...6 2 SYSTEM OVERVIEW ...
Страница 10: ...9 3 SYSTEM SPECIFICATION ...
Страница 12: ...11 4 HYDRO UNIT ...
Страница 44: ...43 5 OUTDOOR UNIT ...
Страница 57: ...56 6 HOT WATER CYLINDER ...
Страница 63: ...62 7 HYDRO UNIT INSTALLATION MANUAL ...
Страница 107: ...105 8 OUTDOOR UNIT INSTALLATION MANUAL ...
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Страница 131: ...129 9 OWNER S MANUAL ...
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