Samsung AE090JNYDEH Installation Manual page 32

Connection of the backup heater power supply
• Do not use a power supply shared by other appliances . Each components for outdoor unit, indoor unit, backup
heater and booster heater has the dedicated power supply .
CAUTION
Model
AE160JNYDGH/AE090JNYDGH
AE160JNYDEH
AE090JNYDEH
❋ ❋ Circuit Breaker(ELCB, ELB, MCCB etc . ) s written above are already included in the hydro unit .
ELCB : Earth leakage circuit breaker
ELB : Earth leakage breaker
MCCB : Molded case circuit breaker
1 phase
Back up Heater 2
Back up Heater 1
N L N L
Heater capacity (kW)
3 phase
N L
ENGLISH-31
6
6
4
2Step control
[Back-Up Heater Operation]
– Y-Connection : 2kW
–△-Connection : 6kW
Main MC
△-Connection
Y-Connection
[T/B]
– Main Power : Label-R, S, T, N
ELCB capacity (A)
20
40
30
Booster heater (DHW)
N L N L N L
DHW Tank