Electrical Requirement
11
1)
2)
3)
4)
5)
6)
7)
Installation must be carried out by a qualified electrician.
The shower heater unit must be connected to its own independent electrical circuit.
Lead the power cable from the indoor fuse distributor board or Miniature Circuit Breaker (MCB) to a
10mA RCD
and from RCD to ‘ON/OFF’ Double-Pole switch outside the bathroom.
Please refer to Bathroom General Wiring layout below.
The water heater must be permanently connected to the electricity supply through a double-pole linked
switch having a contact of separation of at least 3mm in all poles incorporated in fixed wiring.
This switch must be out of reach of a person using a shower.
The use of a plug and socket is not recommended.
Correct size of wire conductor corresponding to different electrical loading should be used.
(Refer cable size table below)
WARNING
!
THIS APPLIANCE MUST BE EARTHED
Cable Sizes Table
Other
Electrical
Equipment
Double
Pole
Switch
BATHROOM
The installation of RCD with leakage
current sensitivity of 10mA in a wet area is
a statutory requirement under Regulation
36 (2), Electricity Regulation 1994.
Earth Bar
Neutral Bar
RCD(100 mA)
RCD
(10mA)
Water
Heater
60A Main Switch
Voltage
(V~)
Country
Power
(kW)
Amperes
(A)
Cable Size
(mm²)
Fuse / MCB
(A)
ON / OFF
Switch (A)
240V ~ 50Hz
230V ~ 50Hz
16
20
3.3
20
20
14.4
Myanmar
Philippines &
Vietnam
Thailand
220V ~ 50Hz
4.5
20.5
30 / 32
30 / 32
5.5
25.0
4.0
30 / 32
30 / 32
3.5
15.9
20
20
Malaysia
Singapore
Cambodia &
4.0
4.0
4.0
4.0
