South African Class 4E |
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No. E238 at the Salt River Depot, Cape Town, 7 January 1966 | | Specifications |
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Configuration:
| |
---|
• AAR | 1-C+C-1 |
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• UIC | (1Co)(Co1) |
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Gauge | 3 ft 6 in (1,067 mm) Cape gauge |
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Leading dia. | 762 mm (30 in) |
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Wheel diameter | 1,295 mm (51 in) |
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Wheelbase | 18,390 mm (60 ft 4 in) |
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• Axle spacing (Asymmetrical) | 1-2: 2,337 mm (7 ft 8 in) 2-3: 2,286 mm (7 ft 6 in) |
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• Bogie | 6,833 mm (22 ft 5 in) |
---|
Pivot centres | 10,795 mm (35 ft 5 in) |
---|
Panto shoes | 14,122 mm (46 ft 4 in) |
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Length:
| |
---|
• Over couplers | 21,844 mm (71 ft 8 in) |
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Height:
| |
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• Pantograph | 4,140 mm (13 ft 7 in) |
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• Body height | 3,924 mm (12 ft 10 in) |
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Axle load | 21,845 kg (48,160 lb) |
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• Leading | 13,209 kg (29,121 lb) |
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Adhesive weight | 131,070 kg (288,960 lb) |
---|
Loco weight | 157,488 kg (347,202 lb) |
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Power supply | Catenary |
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Current pickup(s) | Pantographs |
---|
Traction motors | Six GEC WT580 |
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• Rating 1 hour | 377 kW (506 hp) |
---|
• Continuous | 313 kW (420 hp) |
---|
Gear ratio | 21/75 |
---|
Loco brake | Regenerative |
---|
Train brakes | Air & Vacuum |
---|
Couplers | AAR knuckle |
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| Performance figures |
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Maximum speed | 97 km/h (60 mph) |
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Power output:
| |
---|
• 1 hour | 2,262 kW (3,033 hp) |
---|
• Continuous | 1,878 kW (2,518 hp) |
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Tractive effort:
| |
---|
• Starting | 322 kN (72,000 lbf) |
---|
• 1 hour | 185 kN (42,000 lbf) |
---|
• Continuous | 141 kN (32,000 lbf) |
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| Career |
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Operators | South African Railways |
---|
Class | Class 4E |
---|
Power class | 3 kV DC |
---|
Number in class | 40 |
---|
Numbers | E219-E258 |
---|
Nicknames | Groen Mamba (Green Mamba) Groot Mamba (Large Mamba) |
---|
Delivered | 1952-1954 |
---|
First run | 1952 |
---|
|
|
South African Class 4E |
---|
No. E238 at the Salt River Depot, Cape Town, 7 January 1966 | | Specifications |
---|
Configuration:
| |
---|
• AAR | 1-C+C-1 |
---|
• UIC | (1Co)(Co1) |
---|
Gauge | 3 ft 6 in (1,067 mm) Cape gauge |
---|
Leading dia. | 762 mm (30 in) |
---|
Wheel diameter | 1,295 mm (51 in) |
---|
Wheelbase | 18,390 mm (60 ft 4 in) |
---|
• Axle spacing (Asymmetrical) | 1-2: 2,337 mm (7 ft 8 in) 2-3: 2,286 mm (7 ft 6 in) |
---|
• Bogie | 6,833 mm (22 ft 5 in) |
---|
Pivot centres | 10,795 mm (35 ft 5 in) |
---|
Panto shoes | 14,122 mm (46 ft 4 in) |
---|
Length:
| |
---|
• Over couplers | 21,844 mm (71 ft 8 in) |
---|
Height:
| |
---|
• Pantograph | 4,140 mm (13 ft 7 in) |
---|
• Body height | 3,924 mm (12 ft 10 in) |
---|
Axle load | 21,845 kg (48,160 lb) |
---|
• Leading | 13,209 kg (29,121 lb) |
---|
Adhesive weight | 131,070 kg (288,960 lb) |
---|
Loco weight | 157,488 kg (347,202 lb) |
---|
Power supply | Catenary |
---|
Current pickup(s) | Pantographs |
---|
Traction motors | Six GEC WT580 |
---|
• Rating 1 hour | 377 kW (506 hp) |
---|
• Continuous | 313 kW (420 hp) |
---|
Gear ratio | 21/75 |
---|
Loco brake | Regenerative |
---|
Train brakes | Air & Vacuum |
---|
Couplers | AAR knuckle |
---|
| Performance figures |
---|
Maximum speed | 97 km/h (60 mph) |
---|
Power output:
| |
---|
• 1 hour | 2,262 kW (3,033 hp) |
---|
• Continuous | 1,878 kW (2,518 hp) |
---|
Tractive effort:
| |
---|
• Starting | 322 kN (72,000 lbf) |
---|
• 1 hour | 185 kN (42,000 lbf) |
---|
• Continuous | 141 kN (32,000 lbf) |
---|
| Career |
---|
Operators | South African Railways |
---|
Class | Class 4E |
---|
Power class | 3 kV DC |
---|
Number in class | 40 |
---|
Numbers | E219-E258 |
---|
Nicknames | Groen Mamba (Green Mamba) Groot Mamba (Large Mamba) |
---|
Delivered | 1952-1954 |
---|
First run | 1952 |
---|
|
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