Siemens SIMOCODE pro System Manual page 165

Current from
current measuring
module
Fig. 3-1: "Ext. Protection" function block ("Overload Protection", "Unbalance Protection" and
"Stalled Rotor Protection")
1) Adjustable transformation ratio when using interposing current transformers
with SIMOCODE pro V for basic unit 2 above version *E03*
SIMOCODE pro
GWA 4NEB 631 6050-22 DS 03
Protection/Control
Overload Protection
Set current I 1
s
Transformation ratio -
1)
active
Transformation ratio -
1)
primary
Transformation ratio -
1)
secondary
Set current I 2
s
Transformation ratio -
1)
active
Transformation ratio -
1)
primary
Transformation ratio -
1)
secondary
Class 5,10, ... 40
Response at pre-warning level
Extended parameters:
Reset (manual, auto)
Type of load (3-ph., 1-ph.)
Pause time
Cooling down period
Response at trip level
Unbalance Protection
Unbalance protection level
Stalled Rotor Protection
Stalled rotor protection level
Motor protection
QE1
QE2
Tripping
QE3
QE4
QE5
Event/Warning/Fault:
- Overload
- Overload + phase failure
- Pre-warning overload
- Cooling down period active
- Pause time active
See
Table 3-1
- Time to trip (analog)
- Thermal motor model (analog)
- Remaining cooling down period
(analog)
- Last trip current (analog)
See
Table 3-1
See
- Unbalance
Table 3-1
See - Stalled rotor
Table 3-1
3-3