1. Application scope Self-contained power plant serves as the operation and control power supply for high-voltage switches, relay protection, automatic devices, etc. and emergency lighting power supply. It can also be applied to GZDW series DC power cabinets are suitable for power distribution rooms in 10-500kV substations, power plants, high-rise buildings, residential quarters, etc., as well as small Other places requiring DC power supply. This product complies with: GB/T 19826-2005 "General technical conditions and safety requirements for DC power supply equipment in power engineering" GB/T8456-1996 "Low Voltage DC Switchgear Complete Sets" and other relevant regulations. 2.
Use environmental conditions 1. Ambient temperature: -10яя+45я; 2. Altitude: no more than 2400m; 3. Relative humidity: the daily average value is not greater than 95%, and the monthly average value is not greater than 90%; 4. Earthquake intensity: no more than 8 degrees; 5. Installation vertical inclination: no more than 5°; 6. Places without risk of fire, explosion, serious pollution, chemical corrosion and severe vibration; 7. Microcontroller anti-noise: 1000V 1µS pulse for 1 minute; 8. No interference from strong electromagnetic fields; 9. If the usage environment is inconsistent with the above, it shall be resolved through negotiation between the user and the manufacturer. 3.
Model meaning Note: Battery type: C ultra-high-rate cadmium-nickel battery; G high-rate cadmium-nickel battery; Z medium-rate cadmium-nickel battery; F Acid-proof lead-acid battery; M Maintenance-free lead-acid battery. -- 2 --