Gree D Series User Manual

D Series Modular Air-cooled Scroll Chillers
41
Appendix A: Inspection Records Prior to Commissioning
Installation
Location Min. distance from barriers >2m (Ref.)
Foundation(Concrete/Steel frame) Shock absorber
Arrangement Highest point and lowest point >2m (Ref.)
Routine Check
Chilled water
pipeline
Water
pump ow
Shuto󰀨 valve (On/O󰀨) Drain valve (On/O󰀨) Filter (On/O󰀨) Air release valve (On/O󰀨)
Inlet Outlet
Pressure gauge Thermometer
Flow switch
state
Insulation
state
Shuto󰀨 valve state
Flushing times Water quality
Inlet Outlet Inlet Outlet
Load FCU
Air supply
outlet
Air
discharge
state
Air conditioning space
insulation state
Refrigeration load
state
Power supply
Supply voltage
(V)
Allowable range 380~415V Voltage uctuation % Allowable value <5%
Interphase insulation resistance
Phase-ground insulation resistance
Rab Rbc Rac Min. allowable value Rag Rbg Rcg Min. allowable value
1
1
Insulation of the
whole unit (main air
switch)
Interphase insulation resistance
Phase-ground insulation resistance
R12 R23 R13 Min. allowable value R1g R2g R3g Min. allowable value
1
1
Insulation of
the compressor
(terminal block)
Interphase insulation resistance
Phase-ground insulation resistance
R12 R23 R13 Min. allowable value R1g R2g R3g Min. allowable value
1
1
Refrigeration
system
Repair
brazing
Vacuuming
(MPa)
Max.
allowable
value
0.0080MPa Duration (min) >30min
System I balance
pressure(Mpa)
System
Ⅱ
balance
pressure (MPa)
Ambient temp
(
℃
)
Control and
protection devices
Power supply monitor
(3Ph)
Leaving water temp (
℃
) Vacuuming stop time
Setpoint Setpoint Deviation Setpoint
380~415V 5s

Gree D Series Specifications

General

Brand	Gree
Model	D Series
Category	Chiller
Language	English