User manual for the S-1-400KW emergency power supply used with fire emergency lighting, covering safety, installation, operation, and maintenance.
About this manual
This manual provides safety precautions, product overview, and installation guidelines for the S-1-400KW fire‑emergency lighting power supply. It describes the working environment requirements, battery handling, and basic operation steps such as start‑stop, parameter viewing, and setting adjustments.
Detailed sections cover the system’s electrical diagram, technical parameters, LCD interface functions, fault codes, and routine maintenance. The document also explains battery charging, protection features, and recommended maintenance intervals to ensure reliable emergency power performance. This manual is written in Chinese.
What's inside
- Safety Precautions
- Product Overview
- Installation and Wiring
- Operation Instructions
- Technical Parameters
- LCD Display Functions
- Battery Maintenance
- Fault Handling and Codes
- Routine Maintenance
Specifications
| Input voltage | 380V±20% |
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| Input phases | 三相四线+PE |
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| Frequency | 50Hz±5% |
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| Capacity range | 2KW~400KW |
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| Output voltage | 380VAC三相四线+PE |
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| Overload capacity | 110%≥300 min, 125%≥10 min, 150%≥1 min |
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| Switching time | ≤20 ms |
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| Communication interface | CAN bus, RS485 |
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| Standby time (standard model) | 90 min or 120 min |
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| Efficiency (emergency mode) | ≥92% |
Frequently asked questions
What is the recommended operating temperature range?
The unit can be used in ambient temperatures from –10 °C to 45 °C, and its internal operating temperature range is –24 °C to 40 °C.
How long can the power supply run on battery without mains power?
The standard model provides a standby time of 90 minutes or 120 minutes, depending on configuration.
How do I mute the buzzer?
Press and hold the “设置” (Set) key to cancel the buzzer sound.
What overload protection does the unit have?
It tolerates 110 % load for at least 300 minutes, 125 % for 10 minutes, and 150 % for 1 minute.