康明斯4BTA3.9-G2發(fā)動機：

 

 

50KW東風康明斯（DCEC CUMMINS）系列柴油發(fā)電機組技術(shù)規(guī)格參數(shù) 

發(fā)電機組技術(shù)參數(shù)： 

機組型號：RZ-50GF 穩(wěn)態(tài)電壓調(diào)整率（%）：≤±1 

輸出功率：50Kw 電壓波動率（%）：≤±0.5 

功率因數(shù)：COSΦ=0.8（滯后） 瞬態(tài)電壓調(diào)整率（%）：＋20～－15 

輸出電壓：400V/230V 電壓穩(wěn)定時間（s）：≤1 

輸出電流：90A 穩(wěn)態(tài)頻率調(diào)整率（%）：≤±1 

額定頻率：50Hz 頻率波動率（%）：≤±0.5 

額定轉(zhuǎn)速：1500rpm 瞬態(tài)頻率調(diào)整率（%）：＋10～－7 

燃油牌號：（標準）0#輕柴油（常溫） 頻率穩(wěn)定時間（S）：≤3 

外形尺寸：1760×710×1400（L×W×H mm） 燃油消耗（100%負載）：209g/kW·h 

機組重量：850kg 噪聲（LP7m）：95dB（A） 

柴油機技術(shù)參數(shù)： 

品牌/產(chǎn)地：東風康明斯（DCEC CUMMINS） 冷卻方式：封閉式水循環(huán)冷卻 

油機型號：4BTA3.9-G2 供油方式：直噴 

氣缸數(shù)/敢提結(jié)構(gòu)：4/L型 調(diào)速方式：電子調(diào)速 

缸徑行程：102×120 mm 進氣方式：渦輪增壓 

壓縮比：16.5：1 過載能力：110% 

啟動方式：DC24V電啟動 轉(zhuǎn)     速：1500rpm 

發(fā)電機技術(shù)參數(shù)： 

品牌/產(chǎn)地：RUIZ瑞智（標配）/江蘇 防護等級：IP22 

電機型號：RZW50KW 接線方式：三相四線、Y型接法 

額定功率：50kW 調(diào)節(jié)方式：AVR（自動電壓調(diào)節(jié)器） 

額定電壓：400V/230V 輸出頻率：50Hz 

絕緣等級：H級 輸出因數(shù)：COSΦ=0.8（滯后 

發(fā)電機組標準配置如下： 

Ø直噴式內(nèi)燃發(fā)動機（柴油）； 

Ø交流同步發(fā)電機（單軸承）； 

Ø適合環(huán)境40℃－50℃散熱器水箱、皮帶驅(qū)動冷卻風扇、風扇安全護罩； 

Ø發(fā)電輸出空氣開關(guān)、標配控制屏； 

Ø機組鋼制共用底座（含：機組減振橡膠墊）； 

Ø干式空氣過濾器，燃油過濾器，潤滑油過濾器、啟動馬達、并配有自充電發(fā)電機； 

Ø啟動蓄電池及蓄電池啟動連接電纜； 

Ø工業(yè)用9dB消因器及連接用標準件 

Ø隨機資料：柴油機及發(fā)電機原廠技術(shù)文件、發(fā)電機組說明書、測試報告等。 

自選配件（費用另計）： 

Ø機油、柴油、水套、防冷凝加熱器 Ø分體式日用燃油箱、一體式底座燃油箱 

Ø電瓶浮充電器 Ø防雨型機組（箱柜） 

Ø自保護、自啟動機組控制屏 Ø靜音型機組（箱柜） 

Ø帶“三遙”功能機組控制屏 Ø移動拖車型電站（箱柜拖車） 

ØATS自動負載轉(zhuǎn)換屏 Ø靜音型移動電站（箱柜拖車） 

 

 

PRELIMINARY 4BTA3.9-G2Cummins Engine Company, Inc.

Engine Data Sheet

DATA SHEET : DS-90235

ENGINE MODEL : 4BTA3.9-G2 CONFIGURATION NUMBER : D383030DX02 DATE : 19Aug04

PERFORMANCE CURVE : FR-90235

INSTALLATION DIAGRAM CPL NUMBER

 • Fan to Flywheel : 3170273  • Engine Critical Parts List : 2248

 • Heat Exchanger Cooled : N/A  

GENERAL ENGINE DATA

Type ............................................................................................................................................................... 4-Cycle; In-line; 4-Cylinder Diesel

Aspiration....................................................................................................................................................... Turbocharged / Jacket Water Aftercooled

Bore x Stroke..............................................................................................................— in x in (mm x mm) 4.02 x 4.72 (102 x 120)

Displacement ..............................................................................................................................— in3

 

(liter) 239.3 (3.92)

Compression Ratio........................................................................................................................................ 16.5 : 1

Dry Weight

Fan to Flywheel Engine.......................................................................................................... — lb (kg) 770 (350)

Heat Exchanger Cooled Engine............................................................................................ — lb (kg) N/A

Wet Weight

Fan to Flywheel Engine.......................................................................................................... — lb (kg) 810 (370)

Heat Exchanger Cooled Engine............................................................................................ — lb (kg) N/A

Moment of Inertia of Rotating Components

 • with FW 9134 Flywheel ............................................................................................— lbm • ft

2 (kg • m2) 31.6 (1.33)

 • with FW 9017 Flywheel ........................................................................................... — lbm • ft

2 (kg • m2) 23.5 (0.99)

Center of Gravity from Rear Face of Flywheel Housing.......................................................... — in (mm) 14.7 (373)

Center of Gravity above Crankshaft Centerline........................................................................ — in (mm) 6.4 (163)

Maximum Static Loading at Rear Main Bearing.......................................................................... — lb (kg) N.A. N.A.

ENGINE MOUNTING

Maximum Bending Moment at Rear Face of Block ......................................................... — lb • ft (N • m) 1000 (1356)

EXHAUST SYSTEM

Maximum Back Pressure............................................................................................... — in Hg (mm Hg) 3 (76)

AIR INDUCTION SYSTEM

Maximum Intake Air Restriction

 • with Dirty Filter Element ......................................................................................... — in H2O (mm H2O) 25 (635)

 • with Normal Duty Air Cleaner and Clean Filter Element...................................... — in H2O (mm H2O) 10 (254)

 • with Heavy Duty Air Cleaner and Clean Filter Element ....................................... — in H2O (mm H2O) 15 (381)

COOLING SYSTEM

Coolant Capacity — Engine Only.................................................................................... — US gal (liter) 2.1 (7.9)

— with HX —— Heat Exchanger....................................................... — US gal (liter) N/A

Maximum Coolant Friction Head External to Engine — 1800 rpm................................. — psi (kPa) 5 (35)

— 1500 rpm................................. — psi (kPa) 4 (28)

Maximum Static Head of Coolant Above Engine Crank Centerline............................................. — ft (m) 46 (14)

Standard Thermostat (Modulating) Range................................................................................. — °F (°C) 180 - 203 (82 - 95)

Minimum Pressure Cap...........................................................................................................  — psi (kPa) 10 (69)

Maximum Top Tank Temperature for Standby / Prime Power ................................................. — °F (°C) 220 / 212 (104 / 100)

Minimum Raw Water Flow @ 90°F to HX —— Heat Exchanger........................ — US gpm (liter / min) N/A

Maximum Raw Water Inlet Pressure at HX —— Heat Exchanger....................................... — psi (kPa) N/A

LUBRICATION SYSTEM

Oil Pressure @ Idle Speed.................................................................................................... — psi (kPa) 30 (207)

@ Governed Speed ......................................................................................... — psi (kPa) 50 (345)

Maximum Oil Temperature.......................................................................................................... — °F (°C) 250 (121)

Oil Capacity with OP 9017 Oil Pan : High - Low ............................................................... — US gal (liter) 2.5 - 2.25 (9.5 - 8.5)

Total System Capacity (with Full Flow Filter)..................................................................... — US gal (liter) 2.88 (10.9)

Angularity of OP 9017 Oil Pan — Front Down .................................................................................... 40°

— Front Up ......................................................................................... 40°

— Side to Side.................................................................................... 40°

PRELIMINARYFUEL SYSTEM

Type Injection System...................................................................................................................................................................... Stanadyne DB4 Direct Injection

Maximum Inlet Restriction at Lift Pump............................................................................................................. — in Hg (mm Hg) 4 (102)

Maximum Allowable Head on Injector Return Line (Consisting of Friction Head and Static Head).............. — in Hg (mm Hg                      10  (254)

Total Drain Flow (Constant for All Loads) ..................................................................................................... — US gph (liter / hr) 8 (30)

ELECTRICAL SYSTEM

Cranking Motor (Heavy Duty, Positive Engagement) ....................................................................................................... — volt 12 24

Battery Charging System, Negative Ground ............................................................................................................... — ampere 63 40

Maximum Allowable Resistance of Cranking Circuit......................................................................................................... — ohm 0.00075 0.002

Minimum Recommended Battery Capacity

• Cold Soak @ 10 °F (-12 °C) and Above............................................................................................................ — 0°F CCA 625 312

COLD START CAPABILITY

Minimum Ambient Temperature for Aided (with Coolant Heater) Cold Start within 10 seconds ............................... — °F (°C) 50 (10)

Minimum Ambient Temperature for Unaided Cold Start............................................................................................... — °F (°C) 10 (-12)

PERFORMANCE DATA

All data is based on: • Engine operating with fuel system, water pump, lubricating oil pump, air cleaner and exhaust

silencer; not included are battery charging alternator, fan, and optional driven components.

• Engine operating with fuel corresponding to grade No. 2-D per ASTM D975.

• Air Intake Restriction : 254 mm H2O (10 in H2O)

• Exhaust Restriction :  51 mm Hg (2 in Hg)

• ISO 3046, Part 1, Standard Reference Conditions of:

Barometric Pressure : 100 kPa (29.53 in Hg) Air Temperature : 25 °C (77 °F)

Altitude : 110 m (361 ft) Relative Humidity : 30%

Steady State Stability Band at any Constant Load .............................................................................................................. — % +/- 0.50

Estimated Free Field Sound Pressure Level of a Typical Generator Set;

Excludes Exhaust Noise; at Rated Load and 7.5 m (24.6 ft); 1800 rpm / 1500 rpm.............................................. — dBA N.A.

Exhaust Noise at 1 m Horizontally from Centerline of Exhaust Pipe Outlet Upwards at 45° ......................................... — dBA N.A.

STANDBY PRIME POWER

60 hz 50 hz 60 hz 50 hz

Governed Engine Speed..............................................................— rpm 1800 1800

Engine Idle Speed ....................................................................... — rpm 950 - 1150 950 - 1150

Gross Engine Power Output ...........................................— BHP (kWm) 114 (84) 104 (77)

Brake Mean Effective Pressure — psi (kPa) 207 (1426) 190 (1310)

Piston Speed.................................................................— ft / min (m / s) 1416 (7.2) 1416 (7.2)

Friction Horsepower ......................................................... — HP (kWm) 16 (11.9) 16 (11.9)

Engine Water Flow at Stated Friction Head External to Engine:

• 1 psi Friction Head ..........................................— US gpm (liter / s) 45 (2.8) 45 (2.8)

• Maximum Friction Head..................................— US gpm (liter / s) 35 (2.2) 35 (2.2)

Engine Data with Dry Type Exhaust Manifold

Intake Air Flow................................................................— cfm (liter / s) 213 (100) 205 (97)

Exhaust Gas Temperature......................................................— °F (°C) 886 (475) 862 (461)

Exhaust Gas Flow ..........................................................— cfm (liter / s) 508 (240) 479 (225)

Air to Fuel Ratio .....................................................................— air : fuel 23 : 1 24 : 1

Radiated Heat to Ambient .....................................— BTU / min (kWm) 845 (14.9) 810 (14.2)

Heat Rejection to Coolant ......................................— BTU / min (kWm) 2350 (41.3) 2135 (37.5)

Heat Rejection to Exhaust .....................................— BTU / min (kWm) 3270 (57.5) 2980 (52.4)

ENGINE MODEL : 4BTA3.9-G2

DATA SHEET : DS-90235

DATE : 19Aug04

 

付款方式及交貨期： 

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