ČSD Class T 458.1

Specifications
Configuration:;
• UIC	Bo′Bo′
Gauge	1,435 mm (4 ft 8 1⁄2 in) standard gauge; 1,520 mm (4 ft 11 27⁄32 in)
Length	13,280 mm (43 ft 7 in)
Loco weight	74 tonnes (73 long tons; 82 short tons)
Prime mover	K 6 S 310 DR
Engine type	(?)
Generator	DC

Type and origin
Power type	Diesel
Builder	ČKD
Build date	1961–1968
Total produced	221 ČD, ZSCS; 49 Private owner; 13 Russian Gauge

ČSD Class T 458.1; ČD 721 / ZSSK 721
	RJ 721.151 at Praha Smíchov station
Type and origin
Power type	Diesel
Builder	ČKD
Build date	1961–1968
Total produced	221 ČD, ZSCS; 49 Private owner; 13 Russian Gauge
Specifications
Configuration:;
• UIC	Bo′Bo′
Gauge	1,435 mm (4 ft 8 1⁄2 in) standard gauge; 1,520 mm (4 ft 11 27⁄32 in)
Length	13,280 mm (43 ft 7 in)
Loco weight	74 tonnes (73 long tons; 82 short tons)
Prime mover	K 6 S 310 DR
Engine type	(?)
Generator	DC
Performance figures
Maximum speed	80 km/h (50 mph)
Power output	551 kW (740 hp)
Career
Operators	ČD ZSSK

Czechoslovakian ČSD Class T 458.1 diesel locomotives remain in use as shunters in both Slovakia and the Czech Republic. They are now classified as class 721.[1]

References

Bittner, Jaromír; Křenek, Jaroslav; Skála Bohumil; Šrámek, Milan (2008). Czech & Slovak Locomotives 2009. Czech Republic: Gradis Bohemia. ISBN 978-80-86-925-06-6.CS1 maint: multiple names: authors list (link)

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Standard gauge locomotives of České dráhy
1500 V DC electric locomotives	ČD Class 100 ČD Class 113
3000 V DC electric locomotives	ČD Class 110 ČD Class 111 ČD Class 112 ČD Class 114 ČD Class 121 ČD Class 122 ČD Class 123 ČD Class 124.6 ČD Class 130 ČD Class 131 ČD Class 140 ČD Class 141 \|ČD Class 150 ČD Class 151 ČD Class 162 ČD Class 163 ČD Class 169 ČD Class 180 ČD Class 181 ČD Class 182 ČD Class 183
25 kV 50 Hz AC electric locomotives	ČD Class 209 ČD Class 210 ČD Class 218 ČD Class 230 ČD Class 240 ČD Class 242 ČD Class 263 ČD Class 280
Multi-system electric locomotives	ČD Class 340 ČD Class 362 ČD Class 363 ČD Class 371 ČD Class 372 ČD Class 380 ČD Class 383 ČD Class 388
Diesel-mechanical locomotives	ČD Class 700 ČD Class 701 ČD Class 702 ČD Class 703
Diesel-hydraulic locomotives	ČD Class 710 ČD Class 715 ČD Class 725 ČD Class 726
Diesel-electric locomotives	ČD Class 704 ČD Class 708 ČD Class 714 ČD Class 720 ČD Class 721 ČD Class 730 ČD Class 731 ČD Class 735 ČD Class 740 ČD Class 741 ČD Class 742 ČD Class 743 ČD Class 749 ČD Class 750 ČD Class 751 ČD Class 752 ČD Class 753 ČD Class 754 ČD Class 755 ČD Class 759 ČD Class 770 ČD Class 771 ČD Class 776 ČD Class 781 ČD Class 794 ČD Class 799
See also List of České dráhy locomotive classes