Palatine Pts 2/2

The German steam locomotive of Palatine Class Pts 2/2 of the Palatinate Railway was a one-off and was built by the firm of Maffei in Munich. Notable features were the high boiler and the locomotive frame used as a water tank. Coal was carried in two bunkers on the left and right of the driver's cab.

Palatine Pts 2/2 DRG Class 99.01
Type and origin Power type Steam Builder Maffei Serial number 3637 Build date 1916 Total produced 1
Specifications Configuration: ​  • Whyte 0-4-0T  • UIC B h2t  • German K 22.7 Gauge 1,000 mm (3 ft 3+3⁄8 in) Driver dia. 800 mm (2 ft 7+1⁄2 in) Wheelbase: ​  • Engine 1,600 mm (5 ft 3 in) Length: ​  • Over buffers 6,003 mm (19 ft 8+1⁄4 in) Axle load 7.9 t (7.8 long tons; 8.7 short tons) Adhesive weight 15.8 t (15.6 long tons; 17.4 short tons) Service weight 15.8 t (15.6 long tons; 17.4 short tons) Fuel type Coal Fuel capacity 600 kg (1,300 lb) Water cap. 1.7 m3 (370 imp gal; 450 US gal) Firebox: ​  • Grate area 0.53 m2 (5.7 sq ft) Boiler: ​  • Pitch 1,710 mm (5 ft 7+3⁄8 in)  • Tube plates 2,200 mm (7 ft 2+7⁄12 in)  • Small tubes 45 mm (1+3⁄4 in), 45 off  • Large tubes 89 mm (3+1⁄2 in), 12 off Boiler pressure 12 bar (12.2 kg/cm2; 174 lbf/in2) Heating surface: ​  • Firebox 2.69 m2 (29.0 sq ft)  • Tubes and flues 19.86 m2 (213.8 sq ft)  • Total surface 22.55 m2 (242.7 sq ft) Superheater: ​  • Heating area 6.00 m2 (64.6 sq ft) Cylinders 2 Cylinder size 290 mm × 400 mm (11+7⁄16 in × 15+3⁄4 in) Valve gear Walschaerts (Heusinger)
Performance figures Maximum speed 30 km/h (19 mph)
Career Numbers Pfalz: XXX DRG: 99 011 Retired 1931

After the formation of the Deutsche Reichsbahn the engine was taken over and given the number '99 011'. It was retired by 1931.

See also

• Royal Bavarian State Railways
• Palatinate Railway
• List of Bavarian locomotives and railbuses
• List of Palatine locomotives and railbuses