7.8 Outputs
4-1 Relay A Function
Option:
Function:
Selects the function of Relay A (normally open).
Off
Relay A is not used
Main Contactor
*
The relay closes when the MCD 500 receives a start command, and remains closed as long as the
motor is receiving voltage.
Run
The relay closes when the starter changes to run state.
Trip
The relay closes when the starter trips.
Warning
The relay closes when the starter issues a warning.
Low Current Flag
The relay closes when the low current flag activates (Par. 4-10
Low Current Flag
).
High Current Flag
The relay closes when the high current flag activates (Par. 4-11
High Current Flag
).
Motor Temp Flag
The relay closes when the motor temperature flag activates (Par. 4-12
Motor Temperature Flag
).
7.8.1 Relay A Delays
The MCD 500 can be configured to wait before opening or closing Relay A.
4-2 Relay A On Delay
Range:
Function:
0 secs*
[0:00 - 5:00 (min:secs)]
Sets the delay for closing Relay A.
4-3 Relay A Off Delay
Range:
Function:
0 secs*
[0:00 - 5:00 (min:secs)]
Sets the delay for re-opening Relay A.
7.8.2 Relays B and C
Parameters 4-4 to 4-9 configure the operation of Relays B and C in the same way as parameters 4-1 to 4-3 configure Relay A.
4-4 Relay B Function
Option:
Function:
Selects the function of Relay B (changeover).
Off
Relay B is not used
Main Contactor
The relay closes when the MCD 500 receives a start command, and remains closed as long as the
motor is receiving voltage.
Run
*
The relay closes when the starter changes to run state.
Trip
The relay closes when the starter trips.
Warning
The relay closes when the starter issues a warning.
Low Current Flag
The relay closes when the low current flag activates (Par. 4-10
Low Current Flag
).
High Current Flag
The relay closes when the high current flag activates (Par. 4-11
High Current Flag
).
Motor Temp Flag
The relay closes when the motor temperature flag activates (Par. 4-12
Motor Temperature Flag
).
4-5 Relay B On Delay
Range:
Function:
0 secs*
[0:00 - 5:00 (min:secs)]
Sets the delay for closing Relay B.
7 Programming
MCD 500 Operating Instruction
66
MG.17.K2.02 - VLT
®
is a registered Danfoss trademark
7
Содержание vlt soft starter mcd 500
Страница 48: ...6 Operation MCD 500 Operating Instruction 48 MG 17 K2 02 VLT is a registered Danfoss trademark 6...
Страница 54: ...7 Programming MCD 500 Operating Instruction 54 MG 17 K2 02 VLT is a registered Danfoss trademark 7...
Страница 82: ...9 Troubleshooting MCD 500 Operating Instruction 82 MG 17 K2 02 VLT is a registered Danfoss trademark 9...
Страница 88: ...10 Specifications MCD 500 Operating Instruction 88 MG 17 K2 02 VLT is a registered Danfoss trademark 10...