Toshiba GR200 Series Instruction Manual page 1735

Line differential protection ied
Hide thumbs Also See for GR200 Series:
Table of Contents

Advertisement

2-2. Type using ring terminals and 24-60 Vdc
IED case structure
DC rated voltage
Figure-11.D illustrates external connection around the power supply module (PWS). During dielectric
voltage testing, short-wires and a short-bar attached on the PSW shall be carefully handled; follow
the below instructions (1), (2) and (3).
(1) The short-wire between terminal screw No.35 and No.36
Remove the short-wire for undertaking the dielectric voltage test. If the short-wire is not
removed, the IED will be damaged.
After the test, reconnect the short-wire to the original positons.
(2) The Short-bar between terminal screw No.37 and FG
Never remove the short-bar. If the short-bar is removed, the IED will be damaged.
(3) The short-wire between terminal screw No.38 and FG
Never remove the short-wire. If the short-wire is removed, the IED will be damaged.
(1)
(2)
(3)
Figure-11.D Short-wires and a short-bar, around the PWS, for Type using ring terminals and 24-60Vdc
Type using compression terminals
Type using ring terminals
110-250 Vdc
24-60 Vdc
[IO#*]
T*
T*
PWS
BIO
2
4
3
FAIL1
1
8
10
9
FAIL2
7
29
(+)
30
DC/DC
(-)
31
32
35
36
37
y
38
FG
- 1712 -
[IO#*]
T*
BIO
6F2S1914 (0.49)
[VCT#*]
TC*
GRL200 (Soft 033 & 037)

Advertisement

Table of Contents
loading

Table of Contents