Johnson T3X, Service Manual

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CHAPTER 5 : Troubleshooting
5.4 Error Code List
2.MCB Errors
Error code Description class level
02A2 Over DC bus voltage C
02A3 Over voltage limited in DC bus C
02A4 U phase current sensor and circuit fail C
02A5 V phase current sensor and circuit fail C
02A6 W phase current sensor and circuit fail C
02A7 over I rms of phase current of motor C
02A8 Inverter circuit of motor driver fail (MOSFET, IGBT ) C
02AA Main motor over limited current C
02AB LCB type setting fault C
02AC Main motor out of control (speed too high ) C
02AD LCB over temperature C
02B2 Safe key action response C
02B3 Machine Type Error C
02B4 Resistance Type Error C
02B5 Inverter sensor the normal rated current over 150% , can hold 60
sec.
C
02B6 Speed up have over current. (Software discover) C
02B7 Speed down have over current. (Software discover) C
02B8 Running status over current. (Software discover) C
02B9 The inner memory IC data write error C
02BA The inner memory IC data read error C
02BB Inverter inner line of communication error C
02BC Ground connection or fuse error C
02BD Inverter hardware interrupt error C
02BE DC brake Error C
02BF DC brake Over Current C
02C0 DC brake into manual mode C
02C1 Velocity error is too large. C
02C2 LCB E-Stop sensor error C
02C3 LCB IR sensor error C