distinguish them from the Z 2N (Z 5600, Z8800, Z 20500 and Z 20900). They can carry 2,600 people including 1,100 seated [unclear]. The Z 22500 are dual-current
length and nearly identical to those used on the earlier Z 2N series trainsets (Z 5600/Z8800) and the VB2N. After 1991, the consortium started delivering