Figure 2

Typical Two-Circuit 60-195 Ton Remote Air Cooled Chiller

Model

 

 

 

SCWR-xxx

 

 

 

 

60

 

75

 

90

 

100

Cooling Capacity (tons) @ 50°F LWT

53.8

 

67.1

 

79.1

 

91.2

Capacity stages

 

 

 

Infinite

Unloading

 

 

EER (BTUH/W)

 

9.4

 

9.9

 

9.8

 

10

Nominal water flow (gpm)

Evaporator

129

 

161

 

190

 

219

Evaporator manifold connection Victaulic

 

3

 

 

4

No. of condenser fans per condenser

3

 

3

 

4

 

4

Amp draw, nameplate

Chiller

112

 

130

 

138

 

170

(460/3/60 V)

Condensers (per condenser)

11

 

11

 

14

 

14

Dimensions (in.) of chiller

Height

 

75

 

 

74

 

Width

 

100

 

 

115

 

Depth

 

45

 

 

72

Dimensions (in.) of each

Height

 

 

 

50

 

 

condenser

Width

 

45.5

 

 

45.5

 

Depth

 

180

 

 

235

Shipping weight (lbs)

Chiller

2,574

 

2,676

 

3,456

 

3,532

 

Condensers (each condenser)

1,190

 

1,210

 

1,580

 

1,620

Max operating weight

Chiller

2,600

 

2,710

 

3,498

 

3,580

(lbs.)

Condensers

1,215

 

1,240

 

1,650

 

1,660

Model

 

 

SCWR-xxx

 

 

 

115

145

 

165

195

 

 

 

Cooling Capacity (tons) @ 50°F LWT

104.1

130.5

 

148.4

174.0

Capacity stages

 

 

Infinite

Unloading

 

 

EER (BTUH/W)

 

10.3

10.5

 

10.4

10.2

Nominal water flow (gpm)

Evaporator

250

313

 

356

418

Evaporator manifold connection Victaulic

4

 

6

 

 

No. of condenser fans per condenser

4

5

 

6

8

Amp draw, nameplate

Chiller

216

250

 

282

316

(460/3/60 V)

Condensers (per condenser)

14

18

 

21

28

Dimensions (in.) of chiller

Height

77

 

 

81

 

 

 

Width

124

 

137

 

 

 

Depth

72

 

75

 

 

Dimensions (in.) of each

Height

 

 

50

 

 

condenser

Width

 

45.5

 

 

 

88

 

Depth

235

290

 

345

 

235

Shipping weight (lbs)

Chiller

4,156

7,528

 

7,554

 

7,698

 

Condensers (each condenser)

1,760

2,380

 

2,480

 

3,230

Max operating weight

Chiller

4,212

7,788

 

7,814

 

8,016

(lbs.)

Condensers (each condenser)

1,800

2,435

 

2,540

 

3,300

cBased on 50ºF (10ºC) chilled water supply temperature and 95ºF (35ºC) ambient air. d Based on 2.4 gpm per ton (9.1 lpm per 3.517 kW)

eMultiply 460/3/60 amperage by 2.0 for 208-230/3/60 amperages; multiply by 1.2 for 380/3/60 amperages; multiply by 0.8 for 575/3/60 amperages

Page 14 of 77

SCW Series Central Chilling Stations

Page 14
Image 14
Sterling SCW Series installation manual Typical Two-Circuit 60-195 Ton Remote Air Cooled Chiller, 460/3/60