© STULZ S.p.A. – all rights reserved IT/10.2021/i04
WLA CompACT - TRANSLATIoN oF oRIGINAL INSTRUCTIoNS
5. Description
5.1.
Coding
The type code represents the variant of
your chiller unit and can be found on the
nameplate located on the inner side of
the electric cabinet. You can decode the
type code by the following table.
INFoRmATIoN
Please be aware that not every
combination of these values is
possible.
Liquid Chiller
L
W
A
3°digit
0
2
4°digit
5°digit
6°digit
Cooling Capacity
02
1,4 kW
08
3,2 kW
03
1,6 kW
10
4,1 kW
05
2,5 kW
13
5,1 kW
A
7°digit
Pump configuration
A
Exchanger
B
Exc Standard pressure pump P3
C
Exc Medium pressure pump P5
8°digit
0
Hydraulic configuration
0
Standard - without tank
1
Tank
9°digit
10°digit
power supply
00
230/1/50 (only for WLA10-13)
20
230/1/50-60
61
400/3/50- 460/3/60 (only for
WLA05-08-10-13)
A
11°digit
Electrical options
A
Standard
B
Multi-pole connector (Power + alarm signal)
C
Differential control with external probe
D
Multi-pole connector (Power + alarm signal) +
Differential control with external probe
14°digit
8
Refrigerant
8
R134a
2°digit
1°digit
Hydraulic option with tank
A
No option
B
Electrical level stop pump
C
Under-beam
D
Pre-heating in the pump + Electrical level stop
pump
E
Under-beam + Electrical level stop pump
F
Under-beam + Pre-heating in the pump + Elec-
trical level stop pump
A
0
Regulation of condensing pressure
0
Standard
1
On-Off system for low ambient T version -5°C
2
Modulating system for low ambient T version
-10°C
3
Modulating Hot gas bypass for LASER
version
0
0
12°digit
13°digit
0
Frame
0
Standard
1
Stainless steel
17
