Samsung AE090JNYDEH Installation Manual page 30

Connection of the power supply and communication cable
Description
Main power
Communication
2 wires for communication cable
Circuit breaker
Communication cable
between indoor and
outdoor units
Earth
Communication cable connection
• If the supply cable is damaged, it must be replaced by a special cable or assembly available from the
manufacturer or installer .
CAUTION
• Circuit Breaker (ELCB, ELB, MCCB etc . ) for outdoor and indoor units shall be installed by installers because they
are not sub-parts in the units . But you don't need to install for hydro unit (Built-in ELCB) .
❋ ❋ ELCB : Earth leakage circuit breaker
ELB : Earth leakage breaker
MCCB : Molded case circuit breaker
No. of wires
2+ground
2
ENGLISH-29
Max. A Thickness
4 . 0 mm 2 H05RN-F or
32A
H07RN-F
0 . 7 5mm 2
6A
H07RN-F
Communication
cable
Hydro unit
Power wire connection
1 phase
N L N L N
N L N
DHW TANK MAIN POWER IN
POWER OUT
Supply Scope
Field supply (230 V~,
Input)
H05RN-F or
7Vdc data
3 phase
L N L N L R S
L N L R S
DHW TANK MAIN POWER IN
POWER OUT
R S
T N
T N
T N