ABB UniSec DY800, Инструкции по установке, обслуживанию и техническому обслуживанию

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UNISEC DY800 - E D. 4 - ACCORDING TO E- DISTRIBUZIONE SPECIFIC ATIONS
- INS TA LL ATI ON M A NUA L
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5. Description
5.1 Rating
Cubicle UniSec DY800
Maximum insulation voltage 24 kV
Rated insulation level, withstand voltage:
- with lightning impulse to earth and and line-to-line
125 kV
- with power-frequency to earth and line-to-line
50 kV
- with power-frequency between open contacts of disconnector
60 kV
Rated frequency 50 Hz
Continuous duty rated current for busbars 630 A
Admissible short-time withstand current for busbars and branch lines 16 kA
Admissible short-time peak current value for busbars and branch lines 40 kA
Rated short-circuit duration 1 s
External protection class IP3X
Internal arc withstand value:
- IAC classification AF DY800/116/316 -
AFL DY800/216
- test voltage 24 kV
- test current 16 kA
- test duration 0.5 s
Multi-function apparatus type HySec – Integrated circuit-breaker
Rated voltage
24 kV
Rated insulation level 24 kV
Rated lightning impulse withstand voltage 125 kV
Rated frequency 50 Hz
Rated thermal current 630 A
Admissible rated short-time withstand current 16 kA
Electrical life class (ref. IEC 62271-100) E2
Admissible short-time peak current value 40 kA
Rated short-circuit duration 1 s
Rated short-circuit breaking capacity 16 kA
Rated operating sequence O - 0.3 sec - CO - 30 sec - CO
Mechanical life 10000 operations Class M2
Rated breaking current values:
- circuit mainly active 630 A
- vacuum transformer
6.3 A
- no-load line
10 A
- no-load cable
31.5 A
- capacitor bank 400 A class C2
Integrated three-position disconnector – Line Side
Rated insulation level
24 kV
Rated lightning impulse withstand voltage 125 kV
Rated impulse withstand voltage between open contacts of disconnector 145 kV
Rated current 630 A
Admissible rated short-time withstand current 16 kA
Rated short-time peak current 16 kA
Admissible rated short-circuit duration 1 s
Mechanical life 2000 operations Class M1
Electrical life class (ref. IEC 62271-102) E0
Integrated three-position disconnector –Earth Side
Admissible rated short-time withstand current
16 kA
Rated short-time peak current 40 kA
Rated short-circuit making capacity 40 kA
Admissible rated short-circuit duration 1 s
Mechanical life 2000 operations Class M1
Electrical life class (ref. IEC 62271-102) E2