Lighting Power EPS (Emergency Power Supply)
YJS Series 2.2-500KW
Features
Our lighting power EPS adopts intelligent IPM module, which ensures the output is reliable and balanced.
It can be used together with fireproof linkage system for centralized control.. CPU control and pure sine wave output.
Inductance and mixed load devices.
RS232 or RS485 remote monitoring.
Designed with both LED and LCD display.
Easy maintenance, long service life, and energy saving.
Applications
Our EPS YJS series is extensively applied to banks, hospitals, hotels, markets, schools, bus or rail stations, sea or air ports, exhibition buildings, sport buildings, tunnels, etc.
Technical Specification of Lighting Power EPS (Emergency Power Supply) EPS YJS series
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Model |
YJS series 2.2-500KW |
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YJS 2.2-22KW |
YJS 25-500KW |
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Input |
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Voltage |
380VAC ± 25% |
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Phase |
Three phases + four wires + PE |
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Frequency |
50HZ ± 5% |
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Output |
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Capacity |
2.2KW - 500KW |
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Voltage |
380VAC ± 3% |
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Wave form |
Sine wave (THD ≤ 3%) |
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Frequency |
50HZ ± 0.5% |
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Overload |
≥ 120% 30 s , ≥ 150% 5 s |
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Battery |
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Type |
VRLA (valve regulated lead acid), sealed, and maintain-free. |
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Nominal voltage |
216VDC |
324VDC |
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Charge time |
< 24 hours |
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Backup time |
90 minutes (Chinese standard, and it's adjustable.) |
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Transfer time |
<5 s (≤ 0.25s, ≤ 0.25ms or 0ms is optional) |
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Protection |
Overload, short-circuit, low voltage and lacking phase. |
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| Display |
LED or LCD, or both LED and LCD |
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Efficiency |
DC mode ≥ 92%, AC mode ≥ 98% |
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Working condition |
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