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19
ECOTHERM
Heat transfer solutions
®
Operating Instructions High Capacity Water Heaters Models EHRE/EHPE & EDRE - ELC 11
electrical load
PIN ALLOCATION 230V AC SUPPLY
X1 - 230 V AC feeder
3-poled connector Phönix RM5,08
Pin
Signal
Function
Cable YSLY-JB 3x1,5
1
l
Phase
Black
2
n
neutral wire
Blue
3
PE
Earth wire
Yellow-green
Pin
Signal
Function
Cable YSLY-JB 3x1,5
1
l
Phase
Black
2
n
neutral wire
Blue
3
PE
Earth wire
Yellow-green
X2 - 230 V AC earthing
3-poled connector Phönix RM5,08
X4 - 230 V AC relay output secondary pump
3-poled connector Phönix RM5,08
PIN ALLOCATION 230V AC RELAY OUTPUT
X3 - 230 V AC relay output primary pump
3-poled connector Phönix RM5,08
Pin
Signal
Function
Cable YSLY-JB 3x1,5
1
lro1
ro1: primary pump
Black
2
n
neutral wire
Blue
3
PE
Earth wire
Yellow-green
Pin
Signal
Function
Cable YSLY-JB 3x1,5
1
lro2
ro2: secondary pump
Black
2
n
neutral wire
Blue
3
PE
Earth wire
Yellow-green
X5 - 230 V AC relay output return flow valve open/closed
4-poled connector Phönix RM5,08
Pin
Signal
Function
Cable YSLY-JZ 4x1
1
lro3
ro3: return flow valve open
1
2
lro4
ro4: return flow valve closed
2
3
n
neutral wire
3
4
PE
Earth wire
Yellow-green