High Voltage Switchboard
KYN28A-12 switchgear is a 3-12 kV three-phase AC 50HZ, a complete set of power distribution devices for single bus and single bus segmented systems. Mainly used in power plants, small and medium-sized generators, power distribution in industrial and mining enterprises, and secondary substations...
Description
KYN28A-12 switchgear is a 3-12 kV three-phase AC 50HZ, a complete set of power distribution devices for single bus and single bus segmented systems.
Mainly used in power plants, small and medium-sized generators, power distribution in industrial and mining enterprises, and secondary substations of electrical systems, such as power reception and transmission, and large high-voltage motor starting.
The main technical parameters:
Rated voltage (KV) 12
Power frequency withstand voltage (KV) 42 (1min)
Impulse withstand voltage (KV) 75
Rated frequency 50Hz
Rated current (A) 630-3150
Rated thermal stability current (KA 4S) *16-50
Rated dynamic stability current (KA) *40-125
Rated short-circuit breaking current (KA) 16-50
Rated short-circuit switching current (KA) 40-125
Rated voltage of opening and closing and auxiliary circuit (V) DC 2430, 48, 60, 110, 220 AC 110, 220
Degree of protection IP4X (shell) IP2X (breaker door open)
Environmental conditions
(1) Applicable altitude: ≤2000m
(2) Temperature: -40℃~+55℃ relative
(3) Humidity: daily average ≤95%, monthly average ≤90%
(4) Earthquake damage level: ≤8
Production:
Certifications:
Contact us:
Henan Fengyuan Power Technology Co., Ltd.
Mr. Charles
Fengyuan800@outlook.com
+86 18639199897
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