Delta Electronics VFD-VL manual Bit1 Bit2 Bit3 Bit4 Bit5 Bit6 Fault code Volt

Chapter 4 Parameters
Bit0	Bit1	Bit2	Bit3	Bit4	Bit5	Bit6
Fault code	Volt.	OL	SYS	FBK	EXI	CE
current

15: Phase loss (PHL)	●
16: IGBT heat sink over-heat (oH1)	●
17: Heat sink over-heat (oH2)(for	●
40HP above)
18: TH1 open loop error (tH1o)	●
19: TH2 open loop error (tH2o)	●
20: Fan error signal output	●
21: over-load (oL) (150% 1Min)	●
22: Motor 1 over-load (EoL1)	●
23: Reserved
24: Motor PTC overheat (oH3)	●
25: Reserved
26: over-torque 1 (ot1)	●
27: over-torque 1 (ot2)	●
28: Reserved
29: Reserved
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)
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)	●

4-72 Revision Nov. 2008, VLE1, SW V1.03