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Page 15

TABLE 3

092S Normal Operating Pressures

Outdoor Coil Entering Air Temperature

65 

F

75 

F

85 

F

95 

F

105 

F

115 

F

Suct

(psig)

Disc

(psig)

Suct

(psig)

Disc

(psig)

Suct

(psig)

Disc

(psig)

Suct

(psig)

Disc

(psig)

Suct

(psig)

Disc

(psig)

Suct

(psig)

Disc

(psig)

95

244

98

285

100

325

104

372

108

424

113

485

105

251

108

289

112

337

115

385

118

436

121

492

Circuit 1

110

253

118

297

126

346

128

398

136

450

135

505

113

260

122

302

130

351

137

404

144

458

143

515

119

240

124

281

128

322

131

368

135

419

138

473

Circuit 2

124

244

127

281

131

325

134

371

139

422

144

477

133

241

142

293

149

338

152

387

158

436

159

488

136

253

144

291

154

336

162

386

169

436

174

492

11

70

80

90

100

110

120

130

105

115

125

135

145

155

165

Suction Pressure (psig)

Outdoor Temperature (°F)

115°

105°

95°

85°

75°

65°

092S Charging Curves

Circuit 1

Circuit 2

95

175

Содержание ZHA092

Страница 1: ...TALLATION INSTRUCTIONS ZHA092 ZHA102 ZHA120 7 5 Ton 8 5 Ton 10 Ton HEAT PUMP PACKAGED UNITS 507257 01 7 2014 Electrical Connections Page 6 Unit Power Up Page 6 Blower Operation and Adjustments Page 7...

Страница 2: ...WER 24V ACC 1 1 4 1 2 Hole Diameter Required in Unit Base Max Wire Use BOTTOM POWER ENTRY Holes required for Optional Bottom Power Entry Kit Threaded Conduit Fittings Provided in Kit A B C 1 2 39 991...

Страница 3: ...filters will damage the unit IMPORTANT The Clean Air Act of 1990 bans the intentional vent ing of refrigerant CFC s and HCFC s as of July 1 1992 Approved methods of recovery recycling or reclaiming mu...

Страница 4: ...and not to the unit supply and return plenums must be installed before setting the unit Installer s Roof Mounting Frame Many types of roof frames can be used to install the unit depending upon differ...

Страница 5: ...BRACKETS AND BASE PROTECTION BOARD FIGURE 3 UNIT ALIGNMENT BRACKETS THREE 3 UNIT ALIGNMENT BRACKETS ROOF CURB NEW ROOF CURBS 89 3 8 IN LENGTH Remove all three brackets EXISTING ROOF CURBS 81 3 4 LONG...

Страница 6: ...secure thermostat cable Use18 AWG wire for all applications using remotely installed electro mechanical and electronic thermostats 2 Install thermostat assembly in accordance with instructions provide...

Страница 7: ...wers will operate continuously 2 With fan switch in AUTO position the blowers will cycle with demand Blowers and entire unit will be off when system switch is in OFF position C Blower Access The blowe...

Страница 8: ...ns Open A Section 0 5 B Section 1 6 No minimum number of turns open when B belt is used on pulleys 6 O D or larger E Blower Belt Adjustment Maximum life and wear can be obtained from belts only if pro...

Страница 9: ...5 8 Example Deflection distance of a 400mm span would be 6mm 3 Measure belt deflection force For a new 2 and 3hp belt the deflection force should be 5 0 7 0 lbs 35 48kPa For a new 5hp belt the deflec...

Страница 10: ...0 49 650 0 70 719 0 87 786 0 98 852 1 09 915 1 20 972 1 32 1026 1 47 1076 1 65 2250 533 0 41 599 0 62 667 0 82 735 0 99 802 1 10 866 1 21 928 1 33 984 1 46 1037 1 63 1085 1 81 1132 2 01 1178 2 21 122...

Страница 11: ...913 1 57 968 1 74 1020 1 93 1068 2 13 1116 2 34 1165 2 56 1215 2 78 1268 3 01 3000 620 0 95 678 1 11 741 1 25 806 1 40 870 1 58 930 1 75 985 1 94 1036 2 14 1084 2 36 1131 2 58 1180 2 80 1230 3 02 128...

Страница 12: ...0 25 0 34 0 07 0 12 0 22 5750 0 27 0 25 0 31 0 45 0 07 0 12 0 25 6000 0 29 0 27 0 33 0 52 0 08 0 13 0 27 BLOWER DATA FACTORY INSTALLED BELT DRIVE KIT SPECIFICATIONS Nominal hp Maximum hp Drive Kit Nu...

Страница 13: ...tructions provided with thermostat 2 No Economizer Installed in Unit A first stage cooling demand Y1 will energize compressor 1 and both condenser fans An increased cooling demand Y2 will energize com...

Страница 14: ...or ambient and a measured suction pressure of 130psig the target liquid temperature is 103 F For a measured liquid temperature of 106 F add charge in increments until measured liquid temperature agree...

Страница 15: ...337 115 385 118 436 121 492 Circuit 1 110 253 118 297 126 346 128 398 136 450 135 505 113 260 122 302 130 351 137 404 144 458 143 515 119 240 124 281 128 322 131 368 135 419 138 473 Circuit 2 124 244...

Страница 16: ...19 337 120 383 121 430 127 491 Circuit 1 124 265 132 309 137 355 141 405 145 459 145 515 129 268 138 312 146 363 153 415 159 472 160 530 116 260 119 298 123 340 126 385 131 437 136 405 125 266 128 306...

Страница 17: ...161 474 161 531 114 265 115 302 119 345 122 390 125 443 130 496 Circuit 2 121 269 125 310 127 354 131 401 134 448 137 498 132 279 140 319 145 365 148 414 152 469 155 524 137 284 147 329 155 379 163 4...

Страница 18: ...g jumper is in the TEST position at power up the defrost control will ignore the test pins When the jumper is placed across the TEST pins for two seconds the control will enter the defrost mode If the...

Страница 19: ...actory with temporary filters Replace filters before building is occupied Damage to unit could result if filters are not re placed with approved filters Refer to appropriate codes Approved filters sho...

Страница 20: ...with water following cleaning Note Remove all screws and gaskets prior to cleaning procedure and replace upon completion J Supply Air Blower Wheel Annually inspect supply air blower wheel for accumul...

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