We are seeking a 640kVA diesel generator set with the following specifications:

Main parameters:
- Prime power: 570kVA/456kW
- Standby power: 640kVA/512kW
- V-12 turbocharged engine with ≤26.6L displacement
- Fuel consumption: ≤124L/h (100% load), ≤95L/h (75% load), ≤64L/h (50% load)
- System capacities: 59L oil, 120L coolant, 1120L fuel tank

Alternator requirements:
- 400/230V 50Hz 3-phase brushless design
- H-class insulation and IP23 protection
- AVR voltage regulation with ±1% accuracy
- 110% overload capacity for 1 hour

Control panel must include:
- Manual/automatic operation modes
- ATS and automatic load sharing
- Under-frequency protection
- Emergency stop function

Essential configuration:
- Soundproof canopy
- Automatic battery charger
- Fuel tank heater
- Lockable fuel filler cap
- Complete cable set

Please provide technical compliance confirmation with your quotation.