380V 50Hz EPS Emergency Power Supply for fire fighting YJS
- Min. Order:
- 1
- Min. Order:
- 1
- Delivery Time:
- 30 Days
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Contact Now| Place of Origin: | China |
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380V 50Hz EPS Emergency Power Supply for fire fighting YJS Series 2.2 - 500KW
Features
- 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.
- Our lighting power EPS adopts intelligent IPM module, which ensures the output is reliable and balanced.
- 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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Noisy (1 m distance) |
AC mode 0 dB, DC mode ≤50dB (≥75KW, ≤65dB) |
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Humidity |
0-90% non condensing |
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Temperature |
-20℃ - 40℃ |
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Height of sea level |
> 2000m |
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Adaptive load |
Suitable to both the inductive load and inductance capacitance load, or mixed load. |
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Open doorr and coil in method |
Single open for front door, double open for back door, coil in and out in bottom (standard or customized). |
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