State Industries SW 37-670 Dimension Data cont’d, Boiler Specifications Standard

Page 7

DIMENSION DATA (cont’d)

BOILER SPECIFICATIONS (STANDARD)

 

Model Number

 

BTU

Gal./Hr.

Number

Number

Standard Number and

 

Amperage 3 Phase

 

 

 

 

 

Std. KW

100°F

of

of Steps

KW of Steps

 

 

 

 

 

Prefix

 

Gal. Cap.

 

Output

208V

240V

480V

 

575V

 

 

Input

Rise

Elements

*

*

 

 

 

 

 

 

 

 

 

 

 

SW

 

37

 

45K

153,585

180

3

1

1@45

128

108

55

 

45

SW

 

37

 

60K

204,720

240

4

1

1@60

171

144

73

 

60

SW

 

37

 

75K

255,975

300

5

1

1@75

213

180

90

 

75

SW

 

37

 

90K

307,170

369

6

3

3@30

250

217

108

 

90

SW

 

37

 

105K

358,365

430

7

4

3@30+1@15

292

253

126

 

105

SW

 

37

 

120K

409,560

492

8

4

4@30

334

289

144

 

121

SW

 

37

 

150K

511,950

615

10

5

5@30

417

361

180

 

151

SW

 

37

 

180K

614,340

738

12

6

6@30

500

433

216

 

181

SW

 

60

 

210K

716,730

861

14

7

7@30

584

505

252

 

211

SW

 

60

 

240K

819,120

984

16

8

8@30

668

577

288

 

241

SW

 

60

 

270K

921,510

1107

18

9

9@30

751

650

324

 

271

SW

 

60

 

300K

1,023,900

1230

20

10

10@30

834

722

360

 

301

SW

 

96

 

330K

1,126,290

1353

22

10

1@60+9@30

917

794

396

 

331

SW

 

96

 

360K

1,228,680

1476

24

10

2@60+8@30

1001

866

432

 

362

SW

 

96

 

390K

1,331,070

1599

26

10

3@60+7@30

1084

938

468

 

392

SW

 

96

 

420K

1,433,460

1722

28

10

4@60+6@30

1168

1010

504

 

422

SW

 

96

 

450K

1,535,850

1845

30

10

5@60+5@30

1251

1083

540

 

452

SW

 

96

 

480K

1,638,240

1968

32

10

6@60+4@30

1334

1155

576

 

487

SW

 

150

 

540K

1,843,020

2214

36

10

8@60+2@30

 

 

648

 

542

SW

 

150

 

600K

2,047,800

2460

40

10

10@60

1501

1299

720

 

602

SW

 

150

 

660K

2,252,580

2706

44

10

8@60+2@90

1668

1443

792

 

663

SW

 

150

 

720K

2,457,360

2952

48

10

4@90+6@60

 

 

864

 

723

SW

 

220

 

780K

2,662,140

3198

52

10

6@90+4@60

 

 

936

 

783

SW

 

220

 

840K

2,866,920

3444

56

10

9@90+1@30

 

 

1008

 

843

SW

 

220

 

900K

3,071,700

3690

60

10

10@90

 

 

1080

 

904

SW

 

220

 

960K

3,276,480

3936

64

10

8@90+2@120

 

 

1152

 

964

SW

 

220

 

1020K

3,481,260

4182

68

10

6@90+4@120

 

 

1224

 

1024

SW

 

220

 

1080K

3,636,040

4428

72

10

4@90+6@120

 

 

1296

 

1084

SW

 

220

 

1140K

3,890,820

4674

76

10

2@90+8@120

 

 

1368

 

1145

SW

 

334

 

1200K

4,095,600

4920

80

10

10@120

 

 

1440

 

1205

SW

 

334

 

1260K

4,300,380

5166

84

10

8@120+2@150

 

 

1512

 

1265

SW

 

334

 

1380K

4,709,940

5658

92

10

4@120+6@150

 

 

1656

 

1386

SW

 

334

 

1500K

5,119,500

6150

100

10

10@150

 

 

1800

 

1506

SW

 

334

 

1620K

5,529,060

6642

108

16

10@90+6@120

 

 

1944

 

1627

SW

 

334

 

1740K

5,938,630

7134

116

17

10@90+7@120

 

 

2068

 

1747

SW

 

400

 

1800K

6,143,400

7380

120

17

8@90+9@120

 

 

2160

 

1807

SW

 

400

 

1860K

6,348,180

7626

124

17

6@90+11@120

 

 

2232

 

1868

SW

 

400

 

1980K

6,757,740

8118

132

18

6@90+12@120

 

 

2376

 

1988

SW

 

400

 

2100K

7,167,300

8610

140

19

6@90+13@120

 

 

2520

 

2109

SW

 

500

 

2220K

7,576,860

9102

148

15

1@120+14@150

 

 

2664

 

2229

SW

 

500

 

2340K

7,986,420

9594

156

20

18@120+2@90

 

 

2808

 

2350

SW

 

500

 

2460K

8,395,980

10080

164

20

18@120+2@150

 

 

2952

 

2470

SW

 

500

 

2580K

8,805,540

10578

172

20

14@120+6@150

 

 

3096

 

2590

SW

 

670

 

2700K

9,315,100

11070

180

20

10@120+10@150

 

 

3240

 

2711

SW

 

670

 

2820K

9,624,660

11562

188

20

6@120+14@150

 

 

3384

 

2832

SW

 

670

 

2940K

10,034,220

12054

196

20

2@120+18@150

 

 

3528

 

2952

NOTE: For boilers 3000KW to 6000KW consult factory. *Consult factory for optional number of steps and Kw per step.

7

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Contents Commercial Electric Boilers Installation Operation Service Maintenance Limited WarrantySafe INSTALLATION, USE and Service Precautions Hydrogen GAS Flammable General Safety InformationGrounding Instructions Introduction Table of ContentsSizes and Data NW37 Thru NW150 Dimension DataSizes and Data NW220 Thru Boiler Specifications Standard Dimension Data cont’dActual Configuration MAY Vary Features and ComponentsModel and Rating Locating the Boiler ApprovalsFacts to Consider About the Location Pressure Relief Valve InstallationRequired Ability GeneralThermal Expansion Closed Water SystemsBoiler Circuits Electrical DataBranch Circuit Calculating Amperage Overcurrent ProtectionWiring Diagrams Diagram Three Phase WYE with Step Control Diagram Three Phase Delta with Step ControlFilling the Boiler High Temperature LimitsTemperature Regulation OperationDraining Temperature ControlsWater and Lime Scale Removal MaintenanceFlushing Sediment RemovalSystem Water Test Troubleshooting ChecklistSW-37 Thru SW-670 Electric HOT Water Boiler Limited Warranty Division of A. O. Smith Corporation RENTON, Washington