20EDG500
Diesel-generator set is intended for use in stand-by diesel-engine power plant at nuclear power station as a source of power for consumers of emergency power supply systems and a source of power supply for safety system.
Technical characteristics
| Parameter | Value |
| Engine modification | 20EDG500 |
| Rated power, kW | 6300 |
| Voltage, kV | 6,3/10,5 |
| Engine speed, rpm / Hz | 1000/50 |
| Specific fuel consumption at rated power, g/kW h | 195 |
| Specific burning oil consumption at rated power, g/kW h | 1,0 |
| Length, mm | 11000 |
| Width, mm | 2368 |
| Height, mm | 3503 |
| Weight of diesel-generator, kg | 70000 |
| Top end overhaul interval, h | 16000 |
| Major overhaul interval, h | 60000 |
| Service life, min., years | 60 |
| Cooling system | air-to-air, water-to-water |
| Starting system | pneumatic |
| Degree of automation | III according to GOST R 50783 and IV according to GOST 14228 |
| Safety grade | 2, 3, 4 |
Design features
Diesel-generator sets and components:
- have safety grade 2О ,3О, 3N according to NP-001-15
- fall under group B, С according to NP-089-15
- have seismic resistance I, II (depending on the requirements) according to NP -031-01
Diesel-generator sets include:
- diesel engine 20ChN 26,5/31
- generator with excitation system and installation equipment
- coupling
- water-to-water and water-to-oil coolers
- oil and fuel filters
- diesel-generator set automatic control system
- a set of appliances, tools and spare parts
- a set of auxiliary equipment
- operation and repair manual