DERV DX version
Unit size
Nominal supply volume (litres/s)
Nominal extract volume (litres/s)
Nominal supply external static (Pa)
Nominal extract external static (Pa)
Total net cooling (W)
Sensible cooling (W)
Supply air dry bulb (° C)
Supply air wet bulb (° C)
Cooling coil total capacity (W)
Heat recovery heat pipe cooling load saving (W)
Wraparound heat pipe precool load saving (W)
Wraparound heat pipe reheat load saving (W)
Power supply (V/Ph/Hz)
Nominal current draw (A)
Nominal power draw (W)
Weight (kg)
Suction connection (")
Liquid connection (")
Outdoor unit power supply (V/Ph/Hz)
Outdoor unit nominal power draw (A)
Outdoor unit nominal power draw (W)
Compressor
Refrigerant
Expansion device
Outdoor unit size WxHxD (mm)
Outdoor unit weight (kg)
The conditions upon which the above data is based are as follows:
Outside air @ 46/30° C
Extract air @ 25° C
Table1: Technical data
QA/IOM/63 ISSUE 2 - DERV
150
250
155
236
155
236
80
80
80
80
9788
15127
4929
7561
19.5
19.3
16.0
15.7
7779
11462
2009
3665
1040
1660
1040
1660
230/1/50
230/1/50
1.0
1.7
230
391
100
130
7/8
7/8
3/8
3/8
230/1/50
230/1/50
13.1
18.0
3013
4140
Reciprocating
Reciprocating
R22
R22
Capillary
Capillary
1020x954x406
1020x954x406
80
90
375
500
358
473
358
473
80
80
80
80
22907
30310
11470
15155
19.3
19.3
15.7
15.7
18125
23970
4782
6340
2504
3320
2504
3320
230/1/50
230/1/50
2.0
3.4
460
782
170
190
1,1/8
1,1/8
5/8
5/8
400/3/50
400/3/50
8.4
8.4
4143
4143
Scroll
Scroll
R22
R22
Valve
Valve
1020x1270x406
1020x1270x406
110
120
Page 4 of 19
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