Current transformer
Bender

Current transformer

Measuring current transformers across the entire bandwidth

WF for differential, fault and rated current monitoringW0-S20

...W5-S210 convert into evaluable RCM or EDS

signalsCTAC

AC currents with RCM/RCMS monitoring devices and

EDSCTBC

AC/DC sensitive measuring current transformer cores

W

.../W...-8000 combined with RCM/RCMS monitoring devicesW

...AB(P) All-sensitive for RCMA420/423 or RCMS460/490 series devices
Main features Applications

  • Connection to a residual current monitoring system of the RCMS series
  • Power cable or busbars


WF series Flexible measuring current transformers including signal converter RCC420

Article no.
Type
Length
Supply voltage
B.78080202
WF170-2
WF170-2
170 mm
70...300 V AC/DC
B.78080204
WF250-2
WF250-2
250 mm
70...300 V AC/DC
B.78080208
WF800-2
WF800-2
800 mm
70...300 V AC/DC
B.78080210
WF1200-2
WF1200-2
1200 mm
70...300 V AC/DC
B.78080222
WF1800-2
WF1800-2
1800 mm
70...300 V AC/DC

W0-W5 series Measuring current transformers for the conversion of residual currents

Article no.
Type
Inner diameter
Primary residual current
Ratio
Accuracy class
B.911731
W1-S35
W1-S35
35 mm
100 A
600/1
3
B.911732
W2-S70
W2-S70
70 mm
100 A
600/1
3
B.911733
W3-S105
W3-S105
105 mm
100 A
600/1
3
B.911734
W4-S140
W4-S140
140 mm
100 A
600/1
3
B.911735
W5-S210
W5-S210
210 mm
100 A
600/1
3

CTAC Series - Highly sensitive type A measuring current transformers

The measuring current transformer cores of the CTAC series are highly sensitive Measuring current transformers that measure AC currents in conjunction with Residual current monitoring and evaluation devices of the RCM or RCMS series series into an evaluable measurement signal
Article no.
Type
Inner diameter
Primary residual current
Compatibility note
B.98110005
CTAC20
CTAC20
20 mm
10 A
B.98110006
CTAC20/01
CTAC20/01
20 mm
10 A
for EDS461/491 and EDS473/474
B.98110007
CTAC35
CTAC35
35 mm
10 A
B.98110008
CTAC35/01
CTAC35/01
35 mm
10 A
for EDS461/491 and EDS473/474
B.98110017
CTAC60
CTAC60
60 mm
10 A
B.98110018
CTAC60/01
CTAC60/01
60 mm
10 A
for EDS461/491 and EDS473/474
B.98110019
CTAC120
CTAC120
120 mm
10 A
B.98110020
CTAC210
CTAC210
210 mm
10 A

CTBC Series - All-current sensitive measuring current transformer cores type B

All-current sensitive measuring current transformer cores

Operation in conjunction with electronic module from MRCDB300 / CTUB100 / RCMB300 series

Article no.
Type
Inner diameter
Shielding
B.98120001
CTBC20 Measuring current transformer
CTBC20 Measuring current transformer
20 mm
-
B.98120002
CTBC20P Measuring current transformer
CTBC20P Measuring current transformer
20 mm
magnetic full shield
B.98120003
CTBC35 Measuring current transformer
CTBC35 Measuring current transformer
35 mm
-
B.98120004
CTBC35P Measuring current transformer
CTBC35P Measuring current transformer
35 mm
magnetic full shield
B.98120005
CTBC60 Measuring current transformer
CTBC60 Measuring current transformer
60 mm
-
B.98120006
CTBC60P Measuring current transformer
CTBC60P Measuring current transformer
60 mm
magnetic full shield
B.98120007
CTBC120 measuring current transformer
CTBC120 measuring current transformer
120 mm
-
B.98120020
CTBC120P Measuring current transformer
CTBC120P Measuring current transformer
120 mm
magnetic full shield
B.98120008
CTBC210 Measuring current transformer
CTBC210 Measuring current transformer
210 mm
-
B.98120021
CTBC210P Measuring current transformer
CTBC210P Measuring current transformer
210 mm
magnetic full shield

W.../W...-8000 series measuring current transformers for RCM and RCMS systems

The Bender W series has been discontinued as of the end of December 2020

the successor range are the new CTAC transducers

We will be happy to help you choose the right converters

Article no.
Type
Inner diameter
Primary residual current
Ratio
Successor product
B.98080003
W20
W20
20 mm
10 A
600/1
CTAC20
B.98080010
W35
W35
35 mm
10 A
600/1
CTAC35
B.98080034
W210
W210
210 mm
10 A
600/1
CTAC210

W...AB(P) series AC/DC sensitive measuring current transformers for RCMA and RCMS system (requires AN420CH-2 power supply unit B.74053100)

The Bender W...AB(P) series has been discontinued as of the end of December 2020

thesuccessor range consists of the new CTBC converters in combination with the corresponding electronic module

We will be happy to help you select the correct converter

Article no.
Type
Inner diameter
Primary residual current
Successor solution 1
Successor solution 2
B.98080008
W20AB
20 mm
10...500 mA
CTUB101-CTBC20
CTUB102-CTBC20
B.98080016
W35AB
35 mm
10 mA...10A
CTUB101-CTBC35
CTUB102-CTBC35
B.98080026
W60AB
60 mm
10 mA...10A
CTUB101-CTBC60
CTUB102-CTBC60
B.98080041
W120AB
120 mm
100 mA...10A
CTUB101-CTBC120
CTUB102-CTBC120
B.98080040
W210AB
210 mm
300 mA...10A
CTUB101-CTBC210
CTUB102-CTBC210
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