4
2.3 Brief introduction of product structure
2.4 Internal Wire Diagram
WIRING DIAGRAM
Thermal
Cut Out
Thermostat
Power Supply Indicator Light
Heating Indicator light
Heating Element
Switch
Brown
Blue
Yellow/Green
E
N
L
B
D
A
C
(Note:All dimensions are in mm)
A
B
C
D
D30-20Z1
340
576
340
200
D50-20Z2
385
710
385
200
D80-20Z3
450
745
450
200
D100-20Z3
450
890
450
200
Thermometer
Hot water outlet
Cold water inlet
On/ Off
Temperature
adjusting knob
Inner tank
Thermal
insulation
Heating
element
Anode
Shell
Power
indicator
light
Heating indicator light