HTW A60CGN8PLUS Manuel De L'utilisateur page 115

XT1
LPS
L N
INDOOR UNIT
POWER SUPPLY
（Basic）
Wiring size(mm
Stated values are maximum values (see electrical data for exact values).
The ground fault circuit interrupter must be a high-speed type breaker of 30 mA (<0.1 s).Flexible cord must meet
60245IEC(H05VV-F) standards.
Option 1
1 2 3 4
S1
The default of backup heater is as option 3 (for 9kW backup heater). If 3kW or 6kW backup heater is needed,
please ask professional installer to change the Dip switwch S1 to option 1(for 3kW backup heater) or option 2(for
6kW backup heater), refer to 9.2.1 FUNCTION SETTING.
XT1
LPS
L N
INDOOR UNIT
POWER SUPPLY
1-phase 3KW backup heater
Basic
Unit 3KW-1PH
2
) 4.0
1.5
Mode selection of 3-phase 3/6/9KW backup heater
Option 2
1 2
S1
NOTE
34
L1
LPS
3-phase 3/6/9KW backup heater
3KW-3PH 6KW-3PH 9KW-3PH
2.5 4.0 4.0
NOTE
3 4
XT1
L2 L3 N
N
L1 L2 L3
INDOOR UNIT
POWER SUPPLY
Option 3
1 2 3 4
S1