Astra Imperio

Astra Imperio is a tram produced by the Romanian company Astra Vagoane Călători in Arad. It is a 100% low-floor, designed in partnership with Siemens Mobility.^[1][2] The Imperio's design is based on the Avenio platform using electronic and traction equipment supplied by Siemens.^[3][4] It is also available with local electronic and traction equipment supplied by ICPE-SAERP [ro], using IVF 260FR inverters, along with SATREC and MBB31 control units; this variant, called Autentic, uses VEM [de] DKABZ 0310-4 motors instead.^[5]

Stock typeLow-floor tram

ManufacturerAstra Vagoane Călători

AssemblyArad, Romania

Constructed2011—present

Quick facts Stock type, Manufacturer ...

Astra Imperio/Autentic
Imperio tram in Bucharest
Stock type	Low-floor tram
Manufacturer	Astra Vagoane Călători
Assembly	Arad, Romania
Constructed	2011—present
Capacity	45 (Seated) 165 (Standing)
Specifications
Train length	27,000 mm (89 ft)[a]
Width	2,400 mm (7.9 ft)
Height	3,500 mm (11.5 ft)
Floor height	350 mm (1.15 ft)
Low-floor	100%
Entry	320 mm (1.05 ft)
Doors	4
Articulated sections	3
Maximum speed	70 km/h
Weight	37,000 kg (82,000 lb)
Power output	600 kW (4 x 150 kW); 480 kW (4 x 120 kW) or 400 kW (4 x 100 kW)
Electric system	600 V / 750 V DC
Track gauge	1,435 mm (4 ft 8+1⁄2 in) 1,000 mm (3 ft 3+3⁄8 in)
Notes/references
[a] Specifications are for the three-section variant

Close

The tram has a short-articulated design and can be configured as a two to six-section vehicle. Each section has a length of 9 m (30 ft) and a bogie which can be powered or unpowered bogie, depending on each operator's needs.^[6] The first deliveries started in October 2014 for the Arad local transport company.^[7]