WATER-COOLED/CONDENSERLESS
LIQUID CHILLERS 30WG/30WGA 020-090
Options
Options
No.
Description
Advantages
Use 30WG/30WGA
Low-temperature brine
solution
Soft starter
6
Covers specific applications such as ice
storage and industrial processe
Reduced compressor start-up current
30WG 020-090
25
Low temperature glycol solution production
down to -12 °C with ethylene glycol
Electronic compressor starter
Master/slave operation
58
Optimised operation of two units connected in
parallel with operating time equalisation
External disconnect handle
70F
Condenser insulation
86
Unit equipped with an additional field-installed
leaving water temperature sensor, allowing
master/slave operation of two units connected
in parallel.
The handle of the electrical disconnect switch
is on the outside of the unit
Thermal condenser insulation
LP single-pump, evap. side
116T
HP variable-speed singlepump, evap. side
116V
JBus gateway
148B
BacNet gateway
148C
LON gateway
148D
Low sound level
257
Very low sound level
258
Evaporator screw connection
sleeves
Condenser screw connection
sleeves
Welded evaporator
connection sleeves
Welded condenser
connection sleeves
LP single-pump, cond.side
264
267
270T
HP variable-speed singlepump, cond. side
270V
Unit stackable for operation
273
Customer water connection
at the top of the unit
Remote user interface
274
Customer water connection at the top of the
unit
User interface for remote installation
275
Filter drier with replaceable
277
solid core
Safety hydraulic components, 293
evap. side
Safety hydraulic components, 293A
cond. side
C
A
R
R
I
E
R
2
0
1
Filter the fine particles and eliminates humidity
Screen filter, expansion tank and safety valve
integrated in the evaporator hydronic module
Screen filter, expansion tank and safety valve
integrated in the evaporator hydronic module
6
/
2
0
1
7
COOLING
30WG 020-090
30WGA 020-090
Easy and fast installation, reduced power
consumption of the pump
30WG 020-090
30WGA 020-090
Easy connection by communication bus to a
building management system
Easy connection by communication bus to a
building management system
Easy connection by communication bus to a
building management system
Reduced sound emissions
30WG 020-090
30WGA 020-090
30WG 020-090
30WGA 020-090
30WG 020-090
30WGA 020-090
30WG 020-090
30WGA 020-090
30WG 020-090 30WGA
020-090
30WG 020-090
30WGA 020-090
30WG 020-090
Reduced sound emissions
Allows unit connection to a screw connector
Allows unit connection to a screw connector
Allows welding of customer connections to
the unit
Allows welding of customer connections to
the unit
Easy and fast installation
30WG 020-090
30WGA 020-090
30WG 020-090
30WG 020-090
Easy and fast installation, reduced power
consumption of the pump
30WG 020-090
Reduced footprint size
30WG 020-090
30WGA 020-090
30WG 020-090
Reduced footprint size
Remote control of the unit and its operating
parameters
Maintains the refrigerated circuit without
humidity
Easy and fast installation, operating safety
Easy and fast installation, operating safety
HEATING HEATING
Easy and fast installation
AIR TREATMENT
266
Optimisation for heating applications
30WG 020-090
30WGA 020-090
30WG 020-090
30WG 020-090
30WGA 020-090
30WGA 020-090
30WG 020-090
30WGA 020-090
30WG 020-090
CONTROLS
265
Evaporator hydronic module equipped with
low pressure fixed-speed pump, drain valve,
air vent and pressure sensors. Select option
293 for built-in safety hydraulic components.
Evaporator hydronic module equipped
with high-pressure variable-speed pump,
drain valve, air vent and pressure sensors.
Select option 293 for built-in safety hydraulic
components.
Two-directional communications board,
complies with JBus protocol
Two-directional communications board,
complies with BacNet protocol
Two-directional communications board,
complies with Lon Talk protocol
Compressor sound enclosure and sound
insulation of ma in noise sources
Enhanced sound insulation of main noise
sources
Evaporator inlet/outlet screw connection
sleeves
Condenser inlet/outlet screw connection
sleeves
Welded evaporator inlet/outlet connection
sleeves
Welded condenser inlet/outlet connection
sleeves
Condenser hydronic module equipped with
low pressure fixed-speed pump, drain valve,
air vent and pressure sensors. Select option
293A for built-in safety hydraulic components.
Condenser hydronic module equipped with
high-pressure variable-speed pump, drain
valve, air vent and pressure sensors. Select
option 293A for built-in safety hydraulic
components.
Unit stackable for operation
Quick access to the unit disconnect switch
30WG 020-090
30WGA 020-090
30WG 020-090
30WGA 020-090
215