4bt3.9 generator

4BT3.9 for Commercial Industrial

Frequency (Hz) 60, 50
Certification EPA Tier 1
Fuel Type Diesel
Rated for kW kVA
Standby 50-65 63-81
Prime 45-59 56-74

Applications

Commercial Industrial

Overview:

  • Cummins® heavy-duty engine - Rugged 4-cycle, industrial diesel delivers reliable power, low emissions and fast response to load changes.
  • Alternator - Several alternator sizes offer selectable motor starting capability with low reactance 2/3 pitch windings, low waveform distortion with non-linear loads and fault clearing short-circuit capability.
  • Control system - The PowerCommand® electronic control is standard equipment and provides total genset system integration including automatic remote starting/stopping, precise frequency and voltage regulation, alarm and status message display, AmpSentry™ protection, output metering, auto-shutdown at fault detection and NFPA 110 Level 1 compliance.
  • Cooling system - Standard integral set-mounted radiator system, designed and tested for rated ambient temperatures, simplifies facility design requirements for rejected heat.
  • Enclosures - Optional weather protective and sound attenuated enclosures are available.
  • Fuel tanks - Dual wall sub-base fuel tanks and in-skid day tanks are also offered.
  • NFPA - The genset accepts full rated load in a single step in accordance with NFPA 110 for Level 1 systems
  • Warranty
Generator Model Hz Prime kVA / kW Standby kVA / kW Fuel Type Certification Spec Sheet Title
C50D6 60 56 / 45 63 / 50 Diesel EPA Tier 1 C50D6_EN 4BT3.9 for Commercial Industrial
C70 D5 50 64 / 51 70 / 56 Diesel EPA Tier 1 C70D5_EN 4BT3.9 for Commercial Industrial
C65D6 60 74 / 59 81 / 65 Diesel EPA Tier 1 C65D6_EN 4BT3.9 for Commercial Industrial


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