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Genset Model Definition

Example :













The first P abbreviation for POWERTEC





























The second abbreviation for Engine Supplier’s code name





























The third indicates Genset standby power(kva)





























The fourth indicates Genset Type





























The fifth indicates specific model of engine





























The Sixth indicates specific model of alternator































The Fourth,“letter”indicates Genset type:

A. Open type diesel generator set with base fuel tank

B. Open type diesel generator set without base fuel tank

C. Open type diesel generator set which can be mounted with soundproof canopy (Diesel Genset with big fuel tank)

D.Silent type diesel generator set

E.Diesel generator set with rainproof canopy (Diesel generator set apply in out door)

F.Container type diesel generator set

G.Modeled RTG special used silent type diesel generator set

X.Customized open type diesel generator set

Y.Customized canopy type diesel generator set

             POWERTEC Diesel Genset Model Definition.  See the link

Yuchai Group is in Yulin, Guangxi, a large state wholly owned company ,listed on the Nasdaq stock market in New York.(Code:NYSE:CYD), major in production of diesel engine,construction machinery,auto parts. Yuchai engine adopts USA technology YC6G、YC4G、YC4E,German technology YC6L、YC6A、YC6B、YC6J,YC4B、YC4D、YC4F、YC4W and other top 12 technologies of the world YC6M to form the pattern of various, large range of products.Automobile product of each series meet Euro II emission standard,some of them meet to Euro III or Euro IV. Yuchai won lots customers’ favor by their advanced applicability of horsepower, large torque, high reliability, low fuel consumption, low emissions, low noise and high cost-performance, which is the best brand of Chinese Engine.


Basic Characteristics of Yuchai Serials Diesel Generator Set


All series powered by the Guangxi Yuchai engine, modern technique, dependable performance,high combustion efficiency and low fuel consumption, long time continuous running, long working life, and Easy to maintain. Conform to the standard of IS03046.


All series adopt alternator of Stamford / Marathon/ Faraday/Engga; Excellent excitation characteristics, Ensure that the genset can withstand high power load moment, small Voltage fluctuation, quickly recover. Conform to the standard of GB755,BS5000,IEC34-1,CSA22.2,AS2359.

Controller System

All series use automatic Powertec GC6110 as controller, Integrating digital, intelligent, network technology,use for a single diesel generator set automation and monitoring system,implement a automatic starting/stopping ,the data measured, Alarm protection function of the genset. Option: DeapSea/Comap.


Standard 40℃ ambient temperature online radiator, Closed water circulation cooling system, ensure the rated power output of under high temperature environment.

Steel Welding Base shock absorber

Inbuilt shock absorber, perfect shock absorption performance, Easy installation and transport.
No need to install shock pad on the connection of base foundation and fixed.


Diesel Generator Set Performance Parameters

Diesel Generator Set Performance Parameters
230/400VAC,50HZ 0.8PF 3 Phase 4 wires output (Electric Speed Control)
Frequency drop ≤3% Voltage modulation ≤0.3%
Steady state frequency ≤0.5% Steady state voltage deviation ≤±1%
Transient frequency deviation ≤+10% ≤-7% Transient voltage deviation ≤+20% ≤-15%
Frequency recovery time ≤3S voltage recovery time ≤1S(Voltage±3%)
THF <3
TIF <50 Conform to the standard of NEMA MG1-22.43


Standard Detection Function

Standard Detection Function

3 phases voltage Ua,Ub,Uc 3 phases current La,Lb,Lc
Frequency F1 Active power PA
Apparent power PR Power factor PF
Coolant temperature WT ℃ display
Oil pressure OP kPa/Psi/Bar display
Speed RPM Battery voltage :V
HC timer records 99999 hours The maximum cumulative times of starting can reach 999999


Genset Model

Rated Power

Engine Model

Detailed Parameter



PYC40A 30 32 YC4D60-D21 PYC40A YC4D60-D21
PYC65A 45 50 YC4D85Z-D20 PYC65A YC4D85Z-D20
PYC70A 50 55 YC4D90Z-D21 PYC70A YC4D90Z-D21
PYC80A 58 64 YC4A100Z-D20 PYC80A YC4A100Z-D20
PYC105A 75 84 YC6B135Z-D20 PYC105A YC6B135Z-D20
PYC125A 90 100 YC6B155L-D21 PYC125A YC6B155L-D21
PYC140A 100 110 YC6B180L-D20 PYC140A YC6B180L-D20
PYC165A 120 132 YC6B205L-D20 PYC165A YC6B205L-D20
PYC190A 140 150 YC6A230L-D20 PYC190A YC6A230L-D20
PYC200A 150 160 YC6A245L-D21 PYC200A YC6A245L-D21
PYC275B 200 220 YC6MK350L-D20 PYC275B YC6MK350L-D20
PYC345B 250 275 YC6MK420L-D20 PYC345B YC6MK420L-D20
PYC375B 280 300 YC6MJ480L-D20 PYC375B YC6MJ480L-D20
PYC440B 320 350 YC6T550L-D21 PYC440B YC6T550L-D21
PYC500B 360 400 YC6T600L-D22 PYC500B YC6T600L-D22
PYC550B 400 440 YC6T660L-D20 PYC550B YC6T660L-D20
PYC625B 450 500 YC6TD780L-D20 PYC625B YC6TD780L-D20
PYC690B 500 550 YC6TD840L-D20 PYC690B YC6TD840L-D20
PYC825B 600 660 YC6C1020L-D20 PYC825B YC6C1020L-D20
PYC890B 650 710 YC6C1070L-D20 PYC890B YC6C1070L-D20
PYC25A 16 18 4D24G6 PYC25A 4D24G6
PYC30A 20 22 4D24G7 PYC30A 4D24G7
PYC35A 24 26 4D24TG2 PYC35A 4D24TG2
PYC45A 30 33 4D24TG0 PYC45A 4D24TG0
PYC65A 40 50 YC4D75-D34 PYC65A YC4D75-D34
PYC65A 45 50 YC4D80-D34 PYC65A YC4D80-D34
PYC70A 50 55 YC4D90-D34 PYC70A YC4D90-D34
PYC80A 60 64 YC4D105-D34 PYC80A YC4D105-D34
PYC100A 70 80 YC4D120-D30 PYC100A YC4D120-D30
PYC115A 80 90 YC4D140-D30 PYC115A YC4D140-D30
PPYC125A 90 100 YC4D155-D30 PPYC125A YC4D155-D30
PYC115A 80 90 YC4A140-D30 PYC115A YC4A140-D30
PYC125A 90 100 YC4A155-D30 PYC125A YC4A155-D30
PYC125A 90 100 YC4A165-D30 PYC125A YC4A165-D30
PYC150A 110 120 YC4A190-D30 PYC150A YC4A190-D30
PYC150A 110 120 YC6A190-D30 PYC150A YC6A190-D30
PYC165A 120 132 YC6A205-D30 PYC165A YC6A205-D30
PYC190A 140 150 YC6A230-D30 PYC190A YC6A230-D30
PYC200A 144 160 YC6A245-D30 PYC200A YC6A245-D30
PYC225A 160 180 YC6A275-D30 PYC225A YC6A275-D30
PYC275B 200 220 YC6MK350-D30 PYC275B YC6MK350-D30
PYC350B 250 280 YC6MK420-D30 PYC350B YC6MK420-D30
PYC375B 280 300 YC6MK450-D30 PYC375B YC6MK450-D30
PYC415B 300 330 YC6K500-D31 PYC415B YC6K500-D31
PYC415B 300 330 YC6K500-D30 PYC415B YC6K500-D30
PYC425B 320 340 YC6K520-D30 PYC425B YC6K520-D30
PYC485B 350 385 YC6K570-D30 PYC485B YC6K570-D30
PYC550B 400 440 YC6T660-D31 PYC550B YC6T660-D31
PYC625B 450 500 YC6TD780-D31 PYC625B YC6TD780-D31
PYC690B 500 550 YC6TD840-D31 PYC690B YC6TD840-D31
PYC750B 550 600 YC6TD900-D31 PYC750B YC6TD900-D31
PYC825B 600 660 YC6TD1000-D30 PYC825B YC6TD1000-D30
PYC825B 600 660 YC6C1020-D31 PYC825B YC6C1020-D31
PYC890B 650 710 YC6C1070-D31 PYC890B YC6C1070-D31
PYC1000B 730 800 YC6C1220-D31 PYC1000B YC6C1220-D31
PYC1125B 800 900 YC6C1320-D31 PYC1125B YC6C1320-D31
PYC1250B 900 1000 YC6C1520-D31 PYC1250B YC6C1520-D31
PYC1375B 1000 1100 YC12VC1680-D31 PYC1375B YC12VC1680-D31
PYC1690B 1200 1350 YC12VC2070-D31 PYC1690B YC12VC2070-D31
PYC1875B 1350 1500 YC12VC2270-D31 PYC1875B YC12VC2270-D31
PYC2000B 1500 1600 YC12VC2510-D31 PYC2000B YC12VC2510-D31
PYC2250B 1700 1800 YC12VC2700-D31 PYC2250B YC12VC2700-D31
PYC2500B 1800 2000 YC16VC3000-D31 PYC2500B YC16VC3000-D31
PYC2750B 2000 2200 YC16VC3300-D31 PYC2750B YC16VC3300-D31
PYC3000B 2200 2400 YC16VC3600-D31 PYC3000B YC16VC3600-D31
PYC25A 16 18 4D24G4/A PYC25A 4D24G4/A
PYC30A 20 22 4D24G2/A PYC30A 4D24G2/A
PYC35A 24 26 4D24TG2/A PYC35A 4D24TG2/A
PYC45A 30 33 4D24TG0/A PYC45A 4D24TG0/A

POWERTEC Diesel Genset Model Definition.See the link