4BT3.9-G2

4B3.9-G2 for Rental

Frequency (Hz) 50, 60
Certification Non Regulated
Rated for kW kVA
Standby 34-42 42-53
Prime 31-38 38-48

Applications

Rental Generators

Available Regions

Brazil

Overview:

The Cummins Power Generation Rental Generator Set is a fully integrated power generation system that delivers optimized, reliable and versatile performance, ideal for Stationary, Prime and Standby applications.

Generator Model Hz Prime kVA / kW Standby kVA / kW Spec Sheet
C40D2R 50 38 / 31 42 / 34 C40D2R-PT
C40D2R 60 48 / 38 53 / 42 C40D2R-PT

Motor - robust, diesel-driven, with excellent transient performance. Lightweight, compact and fuel-efficient equipment. Fuel filter "spin on" (threaded) with pre-filter water separator (optional). 
 
Alternator - Brushless, simple rolling, rotating field, four poles, sealed by vacuum impregnation. Isolation class H, IP23 protection. Cooling system IC 01. Fully interconnected winding. AC driver and rotary grinding unit. Winding of the inductor coated with epoxy resin. Rotor and driver impregnated with polyester resin suitable for tropical climates, resistant to chemical attack of oil and acids.  Windings with pitch 2/3 (ratio between the number of rotor coils and the number of coils in each inductor pole), low reactance, low waveform distortion for operation with nonlinear loads and selective shutdown capacity in cases of short circuits. 
 
Control system - The PowerCommand® electronic control system is a standard product and provides full integration of the generator set including automatic start-up and stop remote control, precise frequency and voltage regulation, display of alarm and status messages, measurement of output voltage, automatic shutdown in system failure situations and compliance with nfpa 110 level 1 and 2 technical safety standard. 
 
Cooling system - The standard cooling set provides reliable operation at ambient temperatures up to 50°C (122°F) for power within the specified range for the equipment.  
 
Characteristics of the Generator Set - Fairing with central lifting point and the base with forklift "handle". Internal or external access points for fuel supply. Air filters for normal operation or in extreme conditions (heavy duty). Electric key for battery insulation. Containment of fluid leaks. Ease of connection of cables through an external access panel.  
 
Warranty and maintenance - Support through a standard 1 (one) year warranty (extendable to 2 years - optional) and a worldwide network of distributors. 



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