BENSHAW Rsi S Series, Instruction Manual, Page: 229 / 398

217
Learning Protection Features
Group Code Name LCD Display Parameter
Setting Setting range Unit
55 Stall
frequency 3 Stall Freq 3 60.00 Stall Freq 2–Stall
Freq 4 Hz
56 Stall level 3 Stall Level 3 180 30-250 %
57 Stall
frequency 4 Stall Freq 4 60.00 Stall Freq 3–
Maximum
frequency Hz
58 Stall level 4 Stall Level 4 180 30-250 %
OU 31 Multi-function
relay 1 item Relay 1 9 Stall - -
33 Multi-function
output 1 item Q1 Define
* The value is displayed on the keypad as .
Stall Prevention Function and Flux Braking Setting Details
Code Description
Pr.50 Stall
Prevent
Stall prevention can be configured for acceleration, deceleration, or while operating a
motor at constant speed. When the top LED/LCD segment is on, the corresponding bit
is set On (or 1). When the bottom LED/LCD segment is on, the corresponding bit is set
Off (or 0).
Item Bit Status (On) Bit Status (Off)
Keypad
LCD keypad
Setting Function
Bit 4 Bit 3 Bit 2 Bit 1
Stall protection during acceleration
Stall protection while operating at a
constant speed
Stall protection during deceleration
Flux braking during deceleration
Setting Function
0001 Stall protection
during
acceleration If inverter output current exceeds the preset
stall levels (Pr. 52, 54, 56, 58) during
acceleration, the motor stops accelerating
and starts decelerating. If current level stays
above the stall level, the motor decelerates to
the start frequency (dr.19). If the current level
drops below the preset level while operating