CFL Class 1800

Class 55
NMBS/SNCB Class 55 locos 5540 & 5515 at Kinkempois depot, 21 October 2006.
Type and origin Power type Diesel Builder BN/ACEC/SEMG Build date 1961-1962 Total produced 42
Specifications Configuration: ​  • AAR C-C  • UIC Co'Co' Gauge 1,435 mm (4 ft 8 1⁄2 in) Driver dia. 1,010 mm (40 in) Length 19.55 m (64 ft 2 in) Adhesive weight 9.2 t Loco weight 110 t Fuel type Diesel Prime mover GM 16-567C Transmission Electric (ACEC)
Performance figures Maximum speed 120 km/h (75 mph) Power output 1435 kW Tractive effort 272 kN
Career Operators SNCB/NMBS Class 55 Number in class 23 Numbers Various remain in range 5501-5542 Disposition In service

The SNCB Class 55 is an NMBS/SNCB diesel locomotive.

Six of these locomotives (5501, 5506, 5509, 5511, 5512 and 5514) are outfitted with TVM 430 signaling and a Scharfenberg coupler. This is for hauling broken-down or unpowered TGVs on line 1. They display a horizontal red band and the letters "TVM".