3
Instruction Leaflet
IL159026EN
Effective February 2022
Replacement instructions
for CX with CX Plus controller
EATON
www.eaton.com
Table 1. Default settings
Menu Function
Default
Customer
settings
100
Quick start setup
Un
Nominal voltage (phase-phase)
208 V / 240 V /
480 V / 600 V
Ct
CT-Ratio
600 (corresponds to
3000:5 CT ratio)
Pt
VT-ratio
1.7 (240 V unit)
3.7 (480 V unit)
4.7 (600 V unit)
Ai
Start automatic initializing
N
PFC
Start/Stop/Hold PF-control
On
CP1
Target-PF 1
0.95i
St
Switching time delay
60 s
Out
Type of each step (1, 2, 3…12)
Auto (for each step
installed in unit),
Fixed Off (for unused
controller outputs)
200
Setup measuring system
201
Nominal voltage (phase-phase)
208 V / 240 V /
480 V / 600 V
202
CT-ratio
600 (corresponds to
3000:5 CT ratio)
203
VT-ratio
1.7 (240 V unit)
3.7 (480 V unit)
4.7 (600 V unit)
204
Tolerance nominal voltage
20%
205
Voltage measuring
Y = L–L
206
Phase-offset
90
207
Start automatic initializing
N
208
Synchronization to frequency
60 (60 Hz unit)
209
Temperature offset
0 °C
300
Setup control system
301
Switching threshold
55%
302
Target-PF 1
0.95i
303
Target-PF 2
0.95i
304
Target-PF 2 at KW-export
N
305
Switching time delay
60 s
306
Switching time delay for fine control
10 s
307
Fine control active
N (for units with
equal stage sizes),
Y (for units with
multiple stage sizes)
308
Automatic Stage detection
N
309
Block defective Capacitors
N
310
Start/Stop/Hold PF-control
On
311
Control algorithm
1
312
Reactive-power offset
0
313
Asymmetrical switching time delay
1
314
Switch-off capacitors in leading
condition
N
315
Distribute sw. operations
N
316
Detect faulty stages
Y
400
Setup capacitor database
401
Discharge time
60 s
402
Capacitor size: step 1…max. 12
Varies (see equipment
drawings for step size,
typically 25, 50, or
100 kvar capacitive)
Menu Function
Default
Customer
settings
400
Setup capacitor database,
continued
403
Type of exit: step 1…max. 12
Auto (for each step
installed in unit),
Fixed Off (for unused
controller outputs)
404
Switching operations: step 1…max. 12 0
405
Operations hours counter:
step 1…max. 12
0 h
406
Fan relay as stage output
N
500
Setup alarm system
501
Reset alarms manually
N
502
THD-U threshold
6%
503
Disconnect capacitors when THD >
N
504
THD alarm delay
120 s
505
Stop control if I=0
N
506
Service alarm
N
507
Max. operations per step
262 k
508
Max. operation hours of BLR-ACX-V
65.5 k
509
Max. operation hours per step
65.5 k
510
THD-I threshold
20%
511
Digital input logic
Y
512
Temp. threshold level 1
(fan control, type of exit: AL)
40 °C
513
Temp. threshold level 2,
disconnect capacitors
55 °C
514
Control alarm (target cannot be reached) Y
515
Faulty stages alarm
Y
516
Stage power loss alarm
Y
517
Flashing display
N
518
Digital input function
CP2
519
I-Low alarm suppr.
Y
520
Switch off active stages if digital
input alarm
N
521
I-Low alarm
Y
522
I-High alarm delay
10 s
523
Switch-off interval
60 s
600
Reset
601
Reset to default values
N
602
Reset capacitor database to default
N
603
Reset operation hours
N
604
Reset average PF
N
605
Reset max. temperature
N
606
Reset alarm
N
607
Info firmware
—
608
Change password
242
609
Restart first setup
N
700
Modbus
—
Baud rate
19.2 k
—
Parity and stop bits
EVEN
—
Slave address
1
800
System
801
Backlight during commissioning mode
N
802
Backlight delay time
0.25 h
