Electric Wiring - EAS ELECTRIC ECH R32 Serie Manual De Instalación Y Usuario

8.5 Electric wiring

8.5.1 Electric wiring
The air-conditioner should apply special power supply, whose voltage should conform to rated voltage.
Wiring construction must be conducted by the professional technicians according to the labeling on the circuit
diagram.
The power wire and the grounding wire must be connected the suitable terminals.
The power wire and the grounding wire must be fasten up by suitable tools.
The terminals connected the power wire and the grounding wire must be fully fastened and regularly checked, in case
to become flexible.
Only use the electric components specified by our company, and require installation and technical services from the
manufacturer or authorized dealer. If wiring connection fails to conform to electric installation norm, failure of the
controller, electronic shock, and so on may be caused.
The connected fixed wires must be equipped with full switching-off devices with at least 3mm contact separation.
Set leakage protective devices according to the requirements of national technical standard about electric equipment.
After completing all wiring construction, conduct careful check before connecting the power supply.
Please carefully read the labels on the electric cabinet.
The user's attempt to repair the controller is prohibited, since improper repair may cause electric shock, damages to the
controller, and so on. If the user has any requirement of repair, please contact the maintenance center.
The power cord type designation is H07RN-F.
8.5.2 ECH030NHR and ECH060NHR
DIP switch, buttons and digital display positions of uints.
S6
S5 S12
DSP1
Fig. 8-8 Display positions
CAUTION
ENC2
POWER
ENC4
NET_ADDRESS
DSP2
17
8.5.3 DIP switch instructions
Table 8-5 ECH030NHR and ECH060NHR
ENC2 0/1
ENC4 0-F
OFF
S5-3
ON
OFF
S6-3
ON
S12-1 ON
OFF
S12-2
ON
OFF
S12-3
ON
DIP switch for capacity selection
(ECH030NHR defaults 0)
(ECH060NHR defaults 1)
0-F valid for uint address setting
on the DIP switches
0 indicates the master unit and 1-F
the auxiliary uints
(parallel connection) (0 by default)
Normal control
Valid for S5-3 OFF(factory default)
Remote control
valid for S5-3 ON
Anti-slow function is invalid
Valid for S6-3 OFF(factory default)
Anti-slow function is effective
Valid for S6-3 ON
Normal cooling mode
Valid for S12-3 OFF(factory default)
Low-temperature cooling mode
Valid for S12-3 ON
V.1