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Motor Connection
SCR Itsm
VZC Fail Px
10.18 Parameter Groups 30-** to 36-**
Parameter groups 30-** to 36-** are only visible if a Smart Card is installed and is supported by the soft starter. For parameter de-
tails, refer to the Pump Smart Card Installation Guide.
10.19 Parameter Group 40-** Ground Fault
N O T I C E
Ground fault protection is only available if a compatible expansion card is installed.
Table 210: 40-1 - Ground Fault Level
Range
Function
*0 A
0–50 A
Sets the trip point for ground fault protection. A setting of 0 disables this protection.
Table 211: 40-2 - Ground Fault Delay
Range
Function
*1 s 00:00–01:30
mm:ss
Slows the soft starter's response to ground fault variation, avoiding trips due to momentary fluctuations. If
the soft starter detects ground currents above 50 A, it ignores the delay setting and trips within 1 s.
Table 212: 40-3 - Ground Fault Trip Active
Option
Function
Selects when a ground fault trip can occur.
Always Active
A trip can occur at any time when the soft starter is receiving power.
*
Operating Only
A trip can occur while the soft starter is running, stopping, or starting.
Run Only
A trip can only occur while the soft starter is running.
Table 213: 40-4 - Ground Fault Action
Option
Function
Selects the soft starter's response to the protection event.
*
Soft Trip and Log
Soft Trip and Reset
Trip Starter
Trip and Reset
Warn and Log
Log Only
Trip+Shunt Relay
Table 214: 40-5 - Ground Fault CT Ratio
Option
Function
Set to match the ratio of the ground current measuring CT.
AQ262141844215en-000401 / 175R1174
116 | Danfoss A/S © 2020.12
Programmable Parameters
VLT® Soft Starter MCD 600
Operating Guide