Diesel locomotive PH37Ai

freight

Overview
The PH37Ai is a medium-weight haulage locomotive based on the Powerhaul platform. It is equipped with a fuel-efficient engine complying with EU IIIA emissions and an AC traction system with individual axle control for optimized tractive effort and reliability.

Key features

• Designed for medium-weight freight operations (Powerhaul platform)
• Fuel-efficient engine meeting EU IIIA emissions
• 600 kN starting tractive effort for heavy haulage
• AC traction system with individual axle control to optimize adhesion and reliability
• Driver-informed cab layout for operational safety and ergonomics

Performance and application
The PH37Ai is intended for demanding freight operations where high starting tractive effort and stable traction control are required. Its configuration supports heavy haulage across challenging gradients and mixed-route profiles.

Technical specifications

• Model: PH37Ai
• Platform: Powerhaul (medium-weight locomotive)
• Emissions: conforms to EU IIIA
• Starting tractive effort: 600 kN
• Traction: AC traction system with individual axle control
• Cab: ergonomically designed with input from locomotive drivers