4.HYDRO UNIT
Engineering Data book
24
4
3-way mixing valve connection
Required Actuator Specification
Electrical Specification:230 V; 50 Hz; <100 mA
The 3-way mixing valve is used to achieve the temperature differential needed in a 2-zone heating system.
• Connect the 3-way mixing valve to terminals 2, 3 and 4 on Terminal Block 04 (for Type 1 mixing valve) or on
terminals 1, 2 and 3 on Terminal Block 04 (for Type 2 mixing valve).
• Connect the 3-way mixing valve in accordance with the diagrams below:-
Hot water cylinder connection (optional)
Hot water cylinder electrical box connections
2
1
3
4
2
1
3
4
Type 1: SPDT
Type 2: SPST
port “A” to Zone 2 Heating
port “AB” to
Hydro unit
port “B” BLANK OFF
port “A”
close
open
port “A” to Zone 2 Heating
port “AB” to
Hydro unit
port “B” BLANK OFF
port “A”
close
open
Hydro Unit
TB 04
Hydro Unit
TB 04
1
2
L
N
1
2
Earth leakage breaker
INPUT Power 230 V ~ 50 Hz
Terminal block 03
Hot water cylinder
Hydro unit
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 ...
Страница 108: ...AIR TO WATER HEAT PUMP Outdoor Unit Model name HWS 802H E HWS 1102H E HWS 1402H E Installation manual ...
Страница 131: ...129 9 OWNER S MANUAL ...
Страница 146: ...Air to Water Heat Pump Engineering Data Book Aug 2009 ...