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5. Overload control ciricuit (OVL control circuit)
¥ Overload control is to decrease the speed of the compressor and reduce the load when the load on the air conditioner
increases to an overload state, in order to protect the compressor, electronic components and power breaker.
¥ Overloads are judgement by comparing the DC current level and set value.
¥ Fig. 5-1 shows the overload control system configuration and Fig. 5-2 is a characteristic diagram of overload judgement
values. There are two judgement methods-external judgement which mompares the externally set value with the DC
current value regardless of the rotation speed and internal judgement which compares the set value that according to the
rotation speed programmed in the micro computer software with the DC current value.
Detection
resistor
CT
0V
0V
To power module
negative
terminal
DC
current
DC
current
Rotation
speed
data
DC voltage
Voltage amp.
circuit
(Internal judgement)
Judgement OVL
with respect to
externally set
value
Judgement OVL
according to the rotation
speed
Motor control
process
Selects data according
to the rotation speed and
DC voltage.
OVL start current data
A/D
convarter
A/D
convarter
AX-6N00 micro computer
Fig. 5-1 Overload Control System Configuration
Fig. 5-2
Judgement value according to the rotation speed
(internal judgement value)
External judgement value
Rotation speed
A/D
convarter
(R503)
RC filter circuit
Translation
Primary
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Summary of Contents for RAD-25NH5
Page 3: ... 0Ω 112 3 4 1 5 6 7 7 8 9 4 1 ...
Page 10: ...SPECIFICATIONS EU1013DD 2 8 ...
Page 11: ... EU1013DD 2 9 ...
Page 16: ... 16 ...
Page 17: ... 230V W 230V W 17 ...
Page 23: ... 0 1 2 3 4 2 5 6 7 8 2 9 0 0 23 ...
Page 24: ... 0 1 2 3 0 1 4 5 1 4 5 6 1 17 1 8 8 9 0 0 9 1 6 5 7 1 7 24 ...
Page 27: ... 0 1 0 234 5 6 7 8 3 3 9 6 1 6 3 1 9 2 2 6 6 1 6 7 1 1 5 1 1A B 8 6 C 9 27 ...
Page 29: ... 0 1 2 0 3 4 5 3 6 7 8 9 88 3 3 3 0 3 6 A 8 4 B C CAUTION 9 9 C 9 9 0 3 B B 3 C B C C 29 ...
Page 31: ... 0 1 2 0 3 4 5 6 7 4 8 5 5 9 5 5 5 5 6 9 5 4 8 5 9 5 2 A 5 3 31 ...
Page 33: ... 01 21 3 4444 4444 4444 5 6 7 3 3 3 3 3 8 90 7 0 3 3 9A B B C C DA 9A B 3 3 8 E F G 3 33 ...
Page 36: ... FULL DUCT SEMI DUCT NON DUCT Setting of switches 1 High static pressure switch 36 ...
Page 57: ... 011 2 3 1 4 5 2 6 6 7 4 895 9 9 9 6 6 3 0 12 34 A B10A3C 7 5 1 1 D 2 57 ...
Page 126: ... 126 ...
Page 127: ... 127 ...
Page 132: ... φ φ 0 1 2 1 2 3 1 132 ...
Page 133: ... φ φ Suspension Boite 012 34 5 67 34 5 67 8 9 8 8 8 133 ...
Page 134: ... 1 φ φ φ6 35 134 ...
Page 136: ... 0 1 0 2 3 4 0 2 1 0 5 6 1 61 3 1 4 φ3 φ φ 136 ...
Page 143: ... 0 1 1 0 2 2 3 4 4 5 0 6 7 62 8 6 7862 0 9 0 9 2 2 2 M 143 ...
Page 144: ... 144 ...
Page 145: ... MOTEUR DE VENTILATEUR MOTEUR D AUTO BALAYAGE RAD BD MOTEUR D ENTRAINEMENT 145 ...
Page 146: ... 146 ...
Page 147: ... 0 1 2 2 3 4 2 1 2 5 2 6 7 0 2 8 147 ...
Page 148: ... 148 ...
Page 149: ... 0 0 0 1 2 3 4 1 2 3 1 2 3 1 2 3 5 149 ...
Page 150: ... μ μ 150 ...
Page 151: ... μ μ 0123 151 ...
Page 183: ... 0 1 2 3 4 4 5 1 6 7 1 0 83 9 1 8 207 ...
Page 184: ... 0 1 2 3 4 5 6 7 8 9 A B C 0 209 ...
Page 185: ... 0 1 2 330 4 5 6 7 6 8 9 0 6 8 6 8 9 0 6 8 7 7 7 8 3 2 33 5 A BC 3 D 66EF 211 ...
Page 189: ... 0 123 4 5 6 7 8 9 0 6 9 218 ...
Page 190: ... 0 1 2 3 452 6 7829 5 8 6 226 0 A 0 219 ...
Page 193: ... 01 2 3 4 5 1 4 1 6 7 8 1 91 6 9 1 8 8 1 5 01 4 1 2 4 1 94 1 0 4 9 1 2 6 99 1 8 8 1 8 1 222 ...
Page 203: ... 0 1 232 ...
Page 208: ... AUTO SWING FUNCTION 238 ...
Page 209: ... 239 ...
Page 213: ... 0 1 2 4 5 0 6 5 5 2 4 2 4 7 8 8 7 9 524 0 524 0 524 0 243 ...
Page 214: ... 0 1 2 3 4 3 3 3 3 4 3 3 3 3 3 3 244 ...
Page 215: ... A 0 1 1 1 2 2 3 A 4 6 1 3 A 4 7 869 4 4 4 869 4 4 4 869 4 4 4 245 ...
Page 216: ... 0 1 234 5 1 6 0 7 8 9 7 9 7 6 6 2 7 7 246 ...
Page 221: ... 0 1 1 1 251 ...
Page 223: ... Mode Refroidissement 0 1 2 33 4 5 63 7 8 4 5 A 53 B B 4 A 53 B B C 8 253 ...
Page 224: ...1 Reset Circuit 0 1 2 2 2 2 3 4 5 6 5 r 5 6 5 4 4 254 ...
Page 228: ... 0 1 2 3 3 4 56 37 3 3 8 2 8 8 8 3 3 3 2 3 29 3 3 3 2 2 3 3 2 3 3 258 ...
Page 248: ... 0 1 2 3 1 2 4 4 4 5 6 7 4 8 4 9 8 8 4 278 ...
Page 249: ... 0 1 2 0 3 0 0 0 45 6 7 1 0 5 0 0 8 9 0 8 8 1 A 279 ...
Page 253: ... 0 1 1 1 0 1 1 1 2 3 456 2 3 456 2 3 456 2 3 456 7 8 9 0 7 8 9 0 9 9 9 9 3 9 5 9 9 5 3 283 ...
Page 257: ...3 Circuit de module de puissance 01 2 0 3 4 56 567 3 89 40 7 6 0 2 287 ...
Page 259: ... 0 1 2 3 0 4 5 6 5 5 6 5 7 8 8 8 9 0 7 8 8 8 9 0 0 7 8 8 4 8 0 8 4 8 8 0 1 2 3 8 8 9 289 ...
Page 260: ... 0 0 1 0 0 0 0 0 2 2 2 0 3 2 345 52 3 2 6 6 6 6 FAN HIC ABS SPM2B SPM2A 290 ...
Page 268: ... 0 1 2 2 3 2 2 4 4 4 4 4 0 21 5 5 5 65 7 8 9 298 ...
Page 269: ... 0 1 2 3 4 5 1 1 2 6 6 0 2 6 1 1 7 6 0 1 18 8 4 5 1 9 2 1 1 1 18 8 4 8 2 6 1 1 3 2 9 5 299 ...
Page 272: ... 0 1 2 1 0 1 3 41 3 41 1 2 1 302 ...
Page 273: ... 0 12 344 0 12 344 5 5 36 1 7 38 1 36 1 39 1 39 1 3 1 38 1 303 ...
Page 276: ... 0 12 3 0 2 3 0 3 0 4 5 3 6 7 6 6 7 6 6 7 6 6 7 6 4 8 8 49 4 4 4 4 49 4 4 4 4 306 ...
Page 277: ... 0 123 4 023 4 4 4 5 6 7 8 7 7 8 7 7 8 7 7 8 7 5 0 9 0 9 307 ...
Page 278: ...7 Power Factor Control Circuit 308 ...
Page 279: ...7 Circuit de contr le facteur de puissance 309 ...
Page 280: ... 310 ...
Page 281: ... 0 1 2 3 3 2 0 4 3 5 1 1 1 3 3 311 ...
Page 282: ... 0 1 2 312 ...
Page 284: ...AUTO FRESH DEFROSTING AUTO OPERATION 01 1 314 ...
Page 285: ... 0 1 2 3 0 45 3 0 3 0 65 65 787 65 797 6 6 315 ...
Page 286: ...AT STARTING OPERATION OTHERS 0 1 0 2 2 316 ...
Page 287: ...MISE EN MARCHE 0 1 2 1 3 4 2 2 AUTRES 1 0 3 5 0 1 1 6 1 6 0 2 1 6 1 6 0 7 4 6 7 4 0 2 0 317 ...
Page 288: ... 318 ...
Page 289: ... 0 12 12 319 ...
Page 290: ... 0 0 1 2 3 4 5 5 0 φ 230 3 6 2 7 8 9 1 1 1 2 7 0 ー 8 9 8 9 ground 2 7 0 5 5 0 5 4 320 ...
Page 293: ... 0 1 2 2 3456 22 75 7 8 9 8 0 P 2 U 7 97 8 7 6 3456 2 2 2 2 81 8 323 ...
Page 296: ... 0 1 0 0 0 23 1 23 1 326 ...
Page 297: ... 0 1 2 1 327 ...
Page 302: ... 337 012 132 452 012 132 62 7 0128 132 442 428 452 4428 452 018 132 62 6 9 ...
Page 304: ... 340 ...
Page 305: ... 0 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 341 ...
Page 306: ... 342 ...
Page 307: ... 0 343 ...
Page 312: ... 0 0 0 1 1 1 0 0 0 0 1 0 0 0 0 0 1 0 2 3 2 2 3 2 0 4 3 0 0 0 4 2 348 ...
Page 316: ... 0 0 1 5 352 ...
Page 317: ... 0 1 2 03 1 5 353 ...
Page 319: ... 1 5 1 5 355 ...
Page 321: ... 0 1 2 1 3 4 5 3 6 5 3 5 7 8 9 8 3 8 3 38 3 33 3 5 5 357 ...
Page 322: ... 0 1 0 1 2 3 4 1 0 1 0 1 1 1 0 0 00 2 3 5 5 6 7 7 7 7 7 7 7 7 0 0 358 ...
Page 327: ... 0 0 0 1 2 363 ...
Page 329: ... 0 1 2 3 2 4 5 2 6 44 47 8 2 2 9 9 1 9 4 7 7 5 2 6 44 8 2 2 4 7 4 47 9 1 9 365 ...
Page 330: ... 0 1 2 0 1 3 3 4 5 5 5 5 5 5 5 5 366 ...
Page 335: ... 0 0 0 1 2 371 ...
Page 336: ... 372 ...
Page 338: ... 374 ...
Page 340: ... 376 ...
Page 342: ... 378 ...
Page 346: ... 382 ...
Page 353: ... 389 ...
Page 354: ... 390 ...
Page 355: ... 391 ...
Page 356: ... 392 ...
Page 357: ... 393 ...
Page 358: ... 394 ...
Page 359: ... 395 ...
Page 360: ... 396 ...
Page 361: ... 397 ...
Page 362: ... 398 ...
Page 363: ... 399 ...
Page 364: ... 400 ...
Page 365: ... 401 ...
Page 366: ... 402 ...
Page 367: ... 403 ...