WFI E024 - Page 24

24
E SERIES INSTALLATION MANUAL
FIRST STAGE OPERATION
ENTERING
WATER
TEMP °F
WATER
FLOW
GPM/TON
COOLING - NO DESUPERHEATER
SUCTION
PRESSURE
PSIG
DISCHARGE
PRESSURE
PSIG
SUPER
HEAT
SUB
COOLING
WATER
TEMP
RISE °F
AIR TEMP
DROP °F
DB
50 1.5
3.0
134-144
132-142
195-203
180-186
14-20
14-20
12-18
12-18
21-25
10-15
21-25
21-25
70 1.5
3.0
142-150
140-148
257-264
242-249
12-16
12-16
12-18
12-18
20-24
9-13
20-24
20-24
90 1.5
3.0
148-155
146-153
335-345
320-330
10-14
10-14
12-18
12-18
18-22
8-12
18-22
18-22
Dual Capacity Models
ENTERING
WATER
TEMP °F
WATER
FLOW
GPM/TON
HEATING - NO DESUPERHEATER
SUCTION
PRESSURE
PSIG
DISCHARGE
PRESSURE
PSIG
SUPER
HEAT
SUB
COOLING
WATER
TEMP
DROP °F
AIR TEMP
RISE °F
DB
30 1.5
3.0
76-84
80-88
269-282
274-287
8-12
8-12
2-8
2-8
4-6
2-4
12-16
14-18
50 1.5
3.0
112-120
116-124
295-315
300-320
8-12
8-12
2-10
2-10
6-8
4-6
18-22
20-24
70 1.5
3.0
156-166
160-170
325-350
330-355
8-12
8-12
4-12
4-12
7-9
5-7
26-30
28-32
SECOND STAGE OPERATION
ENTERING
WATER
TEMP °F
WATER
FLOW
GPM/TON
COOLING - NO DESUPERHEATER
SUCTION
PRESSURE
PSIG
DISCHARGE
PRESSURE
PSIG
SUPER
HEAT
SUB
COOLING
WATER
TEMP
RISE °F
AIR TEMP
DROP °F
DB
50 1.5
3.0
117-123
115-121
225-240
195-215
14-20
14-20
10-16
10-16
20-24
10-14
21-25
21-25
70 1.5
3.0
124-132
122-130
290-310
260-280
12-16
12-16
10-16
10-16
19-23
9-13
20-24
20-24
90 1.5
3.0
132-140
130-138
380-410
350-380
10-14
10-14
10-16
10-16
18-22
8-12
18-22
18-22
ENTERING
WATER
TEMP °F
WATER
FLOW
GPM/TON
HEATING - NO DESUPERHEATER
SUCTION
PRESSURE
PSIG
DISCHARGE
PRESSURE
PSIG
SUPER
HEAT
SUB
COOLING
WATER
TEMP
DROP °F
AIR TEMP
RISE °F
DB
30 1.5
3.0
64-72
68-76
285-320
290-325
11-16
11-16
13-19
13-19
5-7
3-5
15-21
17-23
50 1.5
3.0
91-104
95-108
320-355
325-360
9-14
9-14
18-24
18-24
6-8
4-6
22-28
24-30
70 1.5
3.0
131-146
135-150
365-400
370-405
8-13
8-13
18-24
18-24
9-11
7-9
30-36
32-38