ABB CR Series User Manual

I
.
L
.
41
-
131
P
TYPES
CR
,
CRC
,
CRP
AND
CRD
RELAYS
INTERNAL
SCHEMATIC
INTERNAL
SCHEMATIC
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DIRECTIONAL
UNIT
,
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SECTIONAL
UNIT
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1
INDICATING
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IT
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HI
-
RED
HANDLE
TEST
SNITCH
-
CURRENT
TEST
JACK
CHASSIS
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'
SHORTING
SWITCH
-
TERMINAL
REO
HANDLE
TEST
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CURRENT
TEST
JACK
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TERMINAL
FRONT
VIEW
FRONT
VIEW
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INSTANTANEOUS
POLAR
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TY
AS
SHOWN
THE
DIRECTIONAL
UNIT
CONTACTS
CLOSE
WITH
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INSTANTANEOUS
POLAR
;
TV
AS
SNOW
HE
DIRECTIONAL
UNIT
CONTACTS
CLOSE
Sub
5
57
D
4540
Sub
6
57
D
4520
Fig
.
9
.
Internal
Schematic
of
single
trip
directional
control
Fig
.
10
.
Internal
Schematic
of
single
trip
directional
con
-
relay
Type
CR
with
Indicating
Instantaneous
Trip
Unit
,
in
Type
FT
21
Case
•
trol
relay
Type
CRC
with
Indicating
instantaneous
Trip
Unit
,
in
Type
FT
21
Case
.
INTERNAL
SCHEMATIC
4
fC
°
-
INDICATING
A
-
C
CONTACTOR
SWITCH
-
*
©
DIRECTIONAL
UNIT
T
\
K
1
cir
nr
D
INDUCTION
UNIT
D
co
x
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CO
INDICATING
INSTANTANEOUS
UNIT
ACS
1
'
9
"
9
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"
_
9
"
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<
5
”
"
o
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.
RED
HANDLE
TEST
SWITCH
CURRENT
TEST
JACK
A
.
J
^
6
CHASSIS
OPERATED
SHORTING
SWITCH
9
)
+
7
8
TERMINAL
FRONT
VIEW
WITH
RELATIVE
INSTANTANEOUS
POLARITY
AS
SHOWN
THE
OIRECTIONAL
UNIT
CONTACTS
CLOSE
3507
A
69
Fig
.
10
A
.
Internal
Schemati
c
of
single
trip
directional
control
relay
Type
CR
with
Indicating
Instan
-
foneous
Trip
Unit
and
AC
Shunt
Trip
in
FT
21
Case
.
1
Courtesy of NationalSwitchgear.com

ABB CR Series Specifications

General

Brand	ABB
Model	CR Series
Category	Relays
Language	English