![NR Electric PCS-9611 Скачать руководство пользователя страница 134](http://html1.mh-extra.com/html/nr-electric/pcs-9611/pcs-9611_instruction-manual_1713962134.webp)
6 Hardware
PCS-9611 Feeder Relay
6-12
Date: 2014-04-08
(5) Current connection to a separate ground current transformer (summation current
transformer or core balance current transformer) for the No.2 zero sequence current
input of this relay.
2. Voltage connections examples
A
B
C
04
03
02
01
Un
Uc
Ub
Ua
08
07
U0n
U0
06
05
Uxn
Ux
(1)
A
B
C
04
03
02
01
Un
Uc
Ub
Ua
08
07
U0n
U0
06
05
Uxn
Ux
(2)
52
52
52
52
52
52
Figure 6.6-3 Voltage connection examples
Where:
(1) Voltage connections to three star-connected voltage transformers with open-delta
windings and additionally to any phase voltage (for synchronism check).
(2) Voltage connections to three star-connected voltage transformers with open-delta
windings and additionally to any phase-to-phase voltage (for synchronism check).
6.6.2 Current Transformer Requirements
CT Requirements
--
Rated primary current “I
pn
”:
According to the rated current or maximum load current of primary apparatus
-- Rated continuous thermal current
“I
cth
”:
According to the maximum load current
--
Rated short-time thermal current
“I
th
” and rated dynamic current “I
dy n
”:
According to the maximum fault current
--
Rated secondary current “I
sn
”
--
Accuracy limit factor
“K
alf
”:
I
pn
Rated primary current (amps)
I
cth
Rated continuous thermal current (amps)
Содержание PCS-9611
Страница 1: ...PCS 9611 Feeder Relay Instruction Manual NR Electric Co Ltd...
Страница 2: ......
Страница 10: ...1 Introduction PCS 9611 Feeder Relay 1 b Date 2014 04 08...
Страница 30: ...2 Technical Data PCS 9611 Feeder Relay 2 14 Date 2014 04 08...
Страница 36: ...3 Operation Theory PCS 9611 Feeder Relay 3 f Date 2014 04 08...
Страница 108: ...4 Supervision PCS 9611 Feeder Relay 4 b Date 2014 04 08...
Страница 116: ...5 Management Function PCS 9611 Feeder Relay 5 b Date 2014 04 08...
Страница 120: ...5 Management Function PCS 9611 Feeder Relay 5 4 Date 2014 04 08...
Страница 218: ...9 Configurable Function PCS 9611 Feeder Relay 9 b Date 2014 04 08...
Страница 232: ...9 Configurable Function PCS 9611 Feeder Relay 9 14 Date 2014 04 08...
Страница 262: ...11 Installation PCS 9611 Feeder Relay 11 b Date 2014 04 08...
Страница 272: ...12 Commissioning PCS 9611 Feeder Relay 12 b Date 2014 04 08...
Страница 292: ...13 Maintenance PCS 9611 Feeder Relay 13 b Date 2014 04 08...
Страница 296: ...14 Decommissioning and Disposal PCS 9611 Feeder Relay 14 b Date 2014 04 08...
Страница 298: ...14 Decommissioning and Disposal PCS 9611 Feeder Relay 14 2 Date 2014 04 08...
Страница 300: ...15 Manual Version History PCS 9611 Feeder Relay 15 2 Date 2014 04 08...