ALSTOM L54E2900XK00

Description

Product Description:
The L54E2900XK00 is a compact, high-speed traction motor from Alstom’s L54E product line. It is designed for auxiliary drive applications in rail vehicles, including cooling fans, compressors, and auxiliary power units (APU). The “2900” designation indicates a rated speed of 2,900 RPM, and “XK00” denotes the specific mechanical and electrical configuration for this catalog variant.

Technical Specifications:

• Rated Power: 54 kW (continuous)
• Rated Voltage: 400 V AC (3-phase, 50 Hz) or 650 V DC
• Rated Speed: 2,900 RPM (base), up to 4,500 RPM (max)
• Rated Current: Approximately 95 A (at 400V AC)
• Efficiency Class: IE3
• Insulation Class: Class F (155°C)
• Cooling Method: Self-ventilated (IC 411)
• Weight: Approximately 185 kg
• Pole Count: 2 poles

Construction & Materials:

• Stator Frame: Aluminum alloy, lightweight
• Stator Windings: Copper, Class F insulated, VPI treated
• Rotor: Aluminum die-cast squirrel cage, dynamically balanced to G2.5
• Bearings: NSK sealed ball bearings, grease-lubricated for life
• Shaft: Stainless steel, 28 mm diameter, with keyway

Key Features:

• High-speed design (2,900 RPM base) ideal for fan and compressor drives
• Compact footprint for space-constrained auxiliary installations
• Low vibration: < 2.5 mm/s RMS at rated load
• IP55 protection rating (with optional cover)
• Direct mounting to equipment via 4-bolt flange

Applicable Industries:

• Railway auxiliary drives (cooling fans, air compressors)
• HVAC systems in rail vehicles
• Auxiliary power units (APU)
• Onboard generator drives

Installation Requirements:

• 4-bolt flange mounting, M12 bolts, torque: 60 Nm
• Coupling: flexible coupling, max 0.2 mm misalignment
• Cable: 4x 16 mm² shielded cable, gland M20
• Ambient: -20°C to +50°C

Usage Notes:

• Do not exceed 4,500 RPM under any condition
• Bearing re-greasing every 3 years or 500,000 km
• Verify rotation direction before connecting to driven equipment