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ZHONGCHAI · Yuchai
ZC-550YC687.5 kVADiesel generator
Diesel generator · Powered by Yuchai
ZC-550YC is a 687.5 kVA prime-power diesel generator set with a sound-attenuated canopy, powered by a Yuchai YC6TD900-D31 engine.
The published electrical configuration is 400 V, 50 Hz, three-phase. Listed components — alternator: ZC-550E4.
Prime power687.5 kVA
Engine modelYC6TD900-D31
Electrical specification400 V · 50 HzPhases: 3
01 / ZC-550YC
Technical specifications
Review the model, power rating and electrical requirements together.
- Generator model
- ZC-550YC
- Prime power
- 687.5 kVA
- Engine brand
- Yuchai
- Engine model
- YC6TD900-D31
- Alternator model
- ZC-550E4
- Voltage
- 400 V
- Frequency
- 50 Hz
- Phases
- 3
- Enclosure
- Silent canopy
- Prime power
- 550 kW
- Power factor
- 0.8
Prime power is stated in kVA; do not treat it as standby power or kW.
ZHONGCHAI · ZC-550YC
Detailed technical specifications
Review the engine, alternator, electrical ratings and configuration dimensions below.
Engine specifications
- Engine model
- YC6TD900-D31
- Cylinders
- 6
- Cylinder arrangement
- In-line
- Bore × stroke
- 152 × 180 mm
- Displacement
- 19.6 L
- Engine oil capacity
- 55 L
- Coolant capacity
- 148 L
- Starting voltage (DC)
- 24 V
Alternator specifications
- Alternator model
- ZC-550E4
- Phases
- 3
- Connection
- Three-phase, 4-wire, star (Y)
- Power factor
- 0.8
- Protection class
- IP23
- Excitation
- Brushless
- Insulation / temperature-rise class
- H/H
- Telephone influence factor (TIF)
- <50
- Telephone harmonic factor
- <2%
- Alternator rated capacity
- 687.5 kVA
- Voltage
- 400 V
Electrical ratings by voltage - 440/254 V
- Voltage
- 440/254 V
- Frequency
- 50 Hz
- Phases
- 3
- Power factor
- 0.8
- Rated current
- 900.9 A
- Standby power
- 600 kW
- Standby apparent power
- 750 kVA
- Prime power
- 550 kW
- Prime apparent power
- 687.5 kVA
Electrical ratings by voltage - 415/240 V
- Voltage
- 415/240 V
- Frequency
- 50 Hz
- Phases
- 3
- Power factor
- 0.8
- Rated current
- 955.9 A
- Standby power
- 600 kW
- Standby apparent power
- 750 kVA
- Prime power
- 550 kW
- Prime apparent power
- 687.5 kVA
Electrical ratings by voltage - 400/230 V
- Voltage
- 400/230 V
- Frequency
- 50 Hz
- Phases
- 3
- Power factor
- 0.8
- Rated current
- 990 A
- Standby power
- 600 kW
- Standby apparent power
- 750 kVA
- Prime power
- 550 kW
- Prime apparent power
- 687.5 kVA
Electrical ratings by voltage - 380/220 V
- Voltage
- 380/220 V
- Frequency
- 50 Hz
- Phases
- 3
- Power factor
- 0.8
- Rated current
- 1042.8 A
- Standby power
- 600 kW
- Standby apparent power
- 750 kVA
- Prime power
- 550 kW
- Prime apparent power
- 687.5 kVA
Dimensions and weight - Sound-attenuated configuration
- Length
- 5100 mm
- Width
- 2000 mm
- Height
- 2550 mm
- Weight
- 7761 kg
Dimensions and weight - Open configuration
- Length
- 3900 mm
- Width
- 1550 mm
- Height
- 2000 mm
- Weight
- 5661 kg
Unpacked reference dimensions and weight; confirm packing dimensions and transport weight separately.
Configuration reference. Confirm the final equipment, duty rating, dimensions and weight in the agreed order specification. Do not apply these 50 Hz ratings directly to 60 Hz configurations.
ZC-550YC · Request a quotation →Understand the power and electrical specifications
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01
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Read with this model selected →02kW or kVA?
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Read with this model selected →03Starting a motor?
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Read with this model selected →Frequency, voltage and automatic transfer
04
50 Hz or 60 Hz?
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Read with this model selected →05Voltage and phases?
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Read with this model selected →06Need an ATS?
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Read with this model selected →General selection guidance; suitability needs confirmation against your equipment and site conditions.
Ask about this model · ZC-550YC →Product information
Engine brand: Yuchai
Model: ZC-550YC
Prime power: 687.5 kVA
Engine model: YC6TD900-D31
Alternator: ZC-550E4
Voltage: 400 V
Frequency: 50 Hz
Phases: 3
02 / Before you order
Before you order
What is included in the quote?
Confirm the generator, ATS, packing, transport and inspection records. Agree warranty and delivery responsibilities in writing.
Selection, shipping and after-sales guides
Yuchai
Compare nearby power ratings
These published models use the same engine brand. Compare the prime rating, engine and electrical configuration; a nearby kVA value does not establish suitability for your loads.
ZC-500YC · 625 kVA →
- Prime power
- 625 kVA
- Engine model
- YC6TD840-D31
- Electrical configuration
- 400 V · 50 Hz · Phases: 3
ZC-600YC · 750 kVA →
- Prime power
- 750 kVA
- Engine model
- YC6TD1000-D30
- Electrical configuration
- 400 V · 50 Hz · Phases: 3
ZC-640YC · 800 kVA →
- Prime power
- 800 kVA
- Engine model
- YC6TH1070-D31
- Electrical configuration
- 400 V · 50 Hz · Phases: 3
Selected model · ZC-550YC
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ZC-550YC687.5 kVA
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