Trips and Fault Finding
7-5
650V AC Drive
Hexadecimal Representation of Trips
The tables below show the possible parameter values for the AUTO RESTART TRIGGERS and
AUTO RESTART TRIGGERS+ parameters,
S
ST23 and
S
ST24 respectively. Refer to the 650V
Software Product Manual, "Trips Status" (on our website: www.SSDdrives.com) for additional
trip information that is available over the Comms.
Each trip has a unique, four-digit hexadecimal number number as shown in the tables below.
S
ST23 : AUTO RESTART TRIGGERS
ID User
Trip Name
(MMI 6901)
Trip Name
(MMI 6511 & 6521)
Mask
Disable
1 OVERVOLTAGE DCHI 0x0001
2 UNDERVOLTAGE DCLO 0x0002
3 OVERCURRENT OC 0x0004
4 HEATSINK HOT 0x0008
5 EXTERNAL TRIP ET 0x0010
9
6
INVERSE TIME
0x0020
9
7
CURRENT LOOP
0x0040
9
8
MOTOR STALLED
0x0080
9
9
ANIN FAULT
0x0100
9
10
BRAKE RESISTOR
0x0200
9
11
BRAKE SWITCH
0x0400
9
12
DISPLAY/KEYPAD
0x0800
9
13 LOST COMMS SCI 0x1000
9
14 CONTACTOR FBK CNTC 0x2000
9
15
SPEED FEEDBACK
0x4000
9
S
ST24 : AUTO RESTART TRIGGERS+
ID User
Trip Name
(MMI 6901)
Trip Name
(MMI 6511 & 6521)
Mask +
Disable
17
MOTOR OVERTEMP
0x0001
9
18 CURRENT LIMIT I HI 0x0002
21 LOW SPEED OVER I LSPD 0x0010
22 10V FAULT T 4 0x0020
9
25 DC LINK RIPPLE DCRP 0x0100
9
27
OVERSPEED
0x0400
9
28 ANOUT FAULT
T 5 0x0800
9
29 DIGIO 1 (T9) FAULT T 9 0x1000
9
30 DIGIO 2 (T10) FAULT T 10 0x2000
9
31 UNKNOWN TRIP 0x4000
32 OTHER TR32 0x8000
34 MAX SPEED LOW ATN1 0x8000 N/A
35 MAIN VOLTS LOW ATN2 0x8000 N/A
36 NOT AT SPEED ATN3 0x8000 N/A
37 MAG CURRENT FAIL ATN4 0x8000 N/A
38 NEGATIVE SLIP F ATN5 0x8000 N/A
39 TR TOO LARGE ATN6 0x8000 N/A
40 TR TOO SMALL ATN7 0x8000 N/A
41 MAX RPM DATA ERR ATN8 0x8000 N/A
42 LEAKGE L TIMEOUT ATN9 0x8000 N/A
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