The NS 93 (Neumático Santiago 1993) is the third generation of rubber tired rolling stock used on the

Santiago Metro The Santiago Metro ( es, Metro de Santiago) is a rapid transit system serving the city of Santiago, the capital of Chile. It currently consists of seven lines (numbered 1-6 and 4A), 136 stations, and of revenue route. The system is managed by th ...

system. The trains were manufactured by

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in 1996 and went into operation in 1997. Originally designed for use on Line 5, the trains first operated on Line 2 prior to the opening of Line 5, and today work on the lines 1 and 5.

Features

The NS 93 series is based on the design of

MP 89 The MP 89 (French : Métro sur Pneus d'appel d'offres de 1989) is a rubber tired variant of electric multiple units used on the Paris Métro. Designed by Roger Tallon, two types are built by GEC-Alsthom for service on Lines 4 and 14, and so ...

series from the

Paris Métro The Paris Métro (french: Métro de Paris ; short for Métropolitain ) is a rapid transit system in the Paris metropolitan area, France. A symbol of the city, it is known for its density within the capital's territorial limits, uniform architec ...

, along with sloped ends, automatic doors and through gangways from car to car. However, the NS 93 is slightly taller than the MP 89 to accommodate

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, and they operate in 6 car formations on Line 5 (SN-NP-NNS), 7 car formations on Lines 1 and 5 (SN-NP-NRNS), and 8 car formations on Line 1 (NNS-NRNS). As a result, the trains can operate in six-car , seven-car , and eight-car lengths, depending which line they are assigned to. The length of each car is ( for cars containing the driver's cab). The interior of the NS 93 is graced with a cream white scheme with orange plastic seating. Each trainset is also equipped with a train speed surveillance system ( SACEM), which the MP 89 does not have. In 2010, automated station announcements were added to all trains.

Other Specifications

* Tread safety wheels: *Drive System: Four three-phase asynchronous AC

motors An engine or motor is a machine designed to convert one or more forms of energy into mechanical energy. Available energy sources include potential energy (e.g. energy of the Earth's gravitational field as exploited in hydroelectric power g ...

(1 motor per bogie) *Engine power: *Acceleration: *Year of manufacture: From 1996 (N2051) until 2003 (N2084)

Incidents

On February 7, 2012, a train en route to one of the garages derailed near a condominium complex and playground. The train was not in service at the time and was only operating in testing mode following repair work. No injuries were reported, but the train and surrounding property, including four vehicles, suffered substantial damage."Watch: Chilean metro train derails, crashes into building"
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References

*''The information in this article is based on that in its Spanish equivalent''.
Metro de Santiago
{{Santiago Metro Alstom multiple units Electric multiple units of Chile Santiago Metro Train-related introductions in 1997 750 V DC multiple units