Delta Electronics VFD-VL manual Bit Fault code

Chapter 4 Parameters

	Bit 3	Bit 2	Bit 1	Bit 0	Fault code
					9: Over-voltage during constant speed (ovn)
					10: Over-voltage at stop (ovS)
					11: Low-voltage during acceleration (LvA)
0		0	1	1	12: Low-voltage during deceleration (Lvd)
					13: Low-voltage during constant speed (Lvn)
					14: Low-voltage at stop (LvS)
					15: Phase loss (PHL)
					16: IGBT heat sink over-heat (oH1)
0		1	0	0	17: Heat sink over-heat (oH2)(for 40HP above)
					18: TH1 open loop error (tH1o)
					19: TH2 open loop error (tH2o)
	1	0	0	0	20: Fan error signal output
	0	1	0	1	21: over-load (oL) (150% 1Min)
0		1	1	0	22: Motor 1 over-load (EoL1)
					24: Motor PTC overheat (oH3)
0		1	1	1	26: over-torque 1 (ot1)
					27: over-torque 1 (ot2)
					30: Memory write-in error (cF1)
					31: Memory read-out error (cF2)
					32: Isum current detection error (cd0)
					33: U-phase current detection error (cd1)
1		0	0	0	34: V-phase current detection error (cd2)
					35: W-phase current detection error (cd3)
					36: Clamp current detection error (Hd0)
					37: Over-current detection error (Hd1)
					38: Over-voltage detection error (Hd2)
					39: Ground current detection error (Hd3)
	1	0	0	1	40: Auto tuning error (AuE)
1		0	1	0	41: PID feedback loss (AFE)
					42: PG feedback error (PGF1)
					43: PG feedback loss (PGF2)
	0	1	1	1	44: PG feedback stall (PGF3)
					45: PG slip error (PGF4)
1		0	1	0	46: PG ref input error (PGr1)
					47: PG ref loss (PGr2)
					48: Analog current input error (ACE)
1		0	1	1	49: External fault input (EF)
					50: Emergency stop (EF1)
	1	0	0	1	52: Password error (PcodE)
					54: Communication error (cE1)
					55: Communication error (cE2)
1		1	0	0	56: Communication error (cE3)
					57: Communication error (cE4)
					58: Communication Time-out (cE10)
					59: PU time-out (cP10)
	1	0	0	0	60: Brake chopper error (bF)
1		0	1	1	63: Safety loop error (Sry)
					64: Mechanical brake error (MBF)
	1	0	0	0	65: PGF5 hardware error

4-70 Revision Nov. 2008, VLE1, SW V1.03