Kaysun Aquantia KHPS-MO Series, Инструкция по установке и эксплуатации, Страница: 70 / 92

That during the first running period of the
unit, required power input may be higher
than stated on the nameplate of the unit. This
phenomenon originates from the compressor
that needs elapse of a 50 hours run in period
before reaching smooth operation and stable
power consumption.
66 67
NOTE
DANGER
ELECTRIC SHOCK
● Before carrying out any maintenance or
repairing activity, must switch off the power
supply on the supply panel.
● Do not touch any live part for 10 minutes
after the power supply is turned off.
● The crank heater of compressor may
operate even in standby.
● Please note that some sections of the
electric component box are hot.
● Forbid touch any conductive parts.
● Forbid rinse the unit. It may cause electric
shock or fire.
● Forbid leave the unit unattended when
service panel is removed.
10.7.17 Description of terms
The terms related to this unit are shown in the table below.
Parameter illustration
T1
Outlet water temperature of backup
heater (or additional heating source)
T1B Outlet water temperature of zone 2
T1S Target outlet water temperature
T2
Temperature of refrigerant at outlet /
inlet of plate heat exchanger when in
heat mode/cool mode
T2B
Temperature of refrigerant at let
outlet /inlet of plate heat exchanger
when in heat mode/cool mode
T3
Temperature of tube at outlet/inlet of
condenser when in cool/heat mode
T4 Ambient temperature
T5 Temperature of domestic hot water
Th Suction temperature
Tp Discharge temperature
TW_in
Inlet water temperature of plate heat
exchanger
TW_out
Outlet water temperature of plate
heat exchanger
AHS Additional heating source
IBH1 The first backup heater
IBH 2 The second backup heater
TBH
Backup heater in the domestic hot
water tank
Pe
Evaporate/condense pressure in
cool/heat mode
11 TEST RUN AND FINAL
CHECKS
The installer is obliged to verify correct operation of unit
after installation.
11.1 Final checks
Before switching on the unit, read following
recommendations:
● When the complete installation and all necessary
settings have been carried out, close all front panels
of the unit and refit the unit cover.
● The service panel of the switch box may only be
opened by a licensed electrician for
11.2 Test run operation (manually)
If required, the installer can perform a manual test run
operation at any time to check correct operation of air
purge, heating, cooling and domestic water heating, refer
to 10.7 Field settings/test run.
12 MAINTENANCE AND
SERVICE
In order to ensure optimal availability of the unit, a
number of checks and inspections on the unit and the
field wiring have to be carried out at regular intervals.
This maintenance needs to be carried out by your local
technician.
In order to ensure optimal availability of the unit, a
number of checks and inspections on the unit and the
field wiring have to be carried out at regular intervals.
This maintenance has to be carried out by your local
Media technician.