CLASS 320
| Number range: | 320301-320322 |
| Introduced: | 1990 |
| Built/rebuilt by: | BREL York |
| Formation: | DTSO(A)+MSO+DTSO(B) |
| Vehicle numbers: | DTSO(A) - 77899-77920 |
| MSO - 63021-63042 | |
| DTSO(B) -77921-77942 | |
| Vehicle length: | DTSO(A)
- 65ft 0 3/4in (19.83m) MSO - 65ft 4 1/4in (19.92m) DTSO(B) - 65ft 0 3/4in (19.83m) |
| Heignt: | 12ft 4 3/4in (3.78m) |
| Width: | 9ft 3in (2.82m) |
| Seating: | Total: 230S |
| DTSO(A) - 77S | |
| MSO - 77S | |
| DTSO(B) - 76S | |
| Internat layout: | 2+3 (high density) |
| Gangway: | Within set |
| Toilets: | Not installed |
| Weight: | Total -114.5 tonnes |
| DTSO (A) - 30.7 tonnes | |
| MSO - 52.1 tonnes | |
| DTSO(B) - 31.7 tonnes | |
| Brake type: | Air (Westcode) |
| Bogie type: | DTSO(A),
DTSO(B) - BREL T3-7 MSO - BREL P7-4 |
| Power collection: | 25kV ac overhead |
| Traction motor type: | 4 x Brush TM2141B |
| Horsepower: | 1,328hp (996kW) |
| Max speed: | 75mph (121km/h) |
| Coupling type: | Inner
- bar Outer - Tightlock |
| Multiple restriction: | Within Class |
| Door type: | Bi-parting sliding |
| Oener: | HSBC Rail |
| Operator: | First ScotRail |
Last updated 20/04/06