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John Wood Commercial Electric Water Heater User Manual

Page 4

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– 4 –

III) RECOVERY RATES

17°

22°

28°

33°

39°

44°

50°

56°

61°

67°

72°

78°

6

20,478

310

235

185

155

132

117

102

95

83

79

72

68

9

30,717

466

348

280

235

201

174

155

140

129

117

106

98

12

40,956

621

466

371

310

265

231

208

185

170

155

144

132

13.5

46,075

697

522

420

348

299

261

235

208

189

174

163

148

15

51,195

776

583

466

386

333

291

257

231

212

193

178

167

18

61,434

931

697

560

466

397

348

310

280

254

231

216

201

24

81,912 1242

931

746

621

530

466

413

371

337

310

288

265

27

92,151 1397 1045

837

697

598

522

466

420

382

348

322

299

30

102,390 1552 1162

931

776

666

583

519

466

424

386

360

333

36

122,868 1862 1397 1117

931

799

697

621

560

507

466

428

397

40.5

138,226 2097 1582 1257 1049

897

787

700

628

572

522

485

450

45

153,585 2328 1745 1397 1162

996

871

776

697

636

583

538

500

54

184,302 2794 2093 1677 1397 1196 1049

931

837

761

697

644

598

30°

40°

50°

60°

70°

80°

90° 100° 110° 120° 130° 140°

6

20,478

82

62

49

41

35

31

27

25

22

21

19

18

9

30,717

123

92

74

62

53

46

41

37

34

31

28

26

12

40,956

164

123

98

82

70

61

55

49

45

41

38

35

13.5

46,075

184

138

111

92

79

69

62

55

50

46

43

40

15

51,195

205

154

123

102

88

77

68

61

56

51

47

44

18

61,434

246

184

148

123

105

92

82

74

67

61

57

53

24

81,912

328

246

197

164

140

123

109

98

89

82

76

70

27

92,151

369

276

221

184

158

138

123

111

101

92

85

79

30

102,390

410

307

246

205

176

154

137

123

112

102

95

88

36

122,868

492

369

295

246

211

184

164

148

134

123

113

105

40.5

138,226

554

418

332

277

237

208

185

166

151

138

128

119

45

153,585

615

461

369

307

263

230

205

184

168

154

142

132

54

184,302

738

553

443

369

316

277

246

221

201

184

170

158

RECOVERY RATE IN LITRES PER HOUR

Standard

KW Input

BTU/Hr

Temperature rise in °C

RECOVERY RATE IN GALLONS PER HOUR

Standard

KW Input

BTU/Hr

Temperature rise in °F

TABLE 1:

Recovery Rates