Incorporated in 1975, S & S Power Switchgear Limited is a Holding Company for the Group, which comprises of Acrastyle Power (India) Limited, Acrastyle Ltd U.K, S&S Power Switchgear Equipment Ltd, Acrastyle EPS Technologies Ltd and Acrastyle Switchgear Ltd U.K. The Company is a part of Power and T&D Equipment industry; focused on Switchgear, Protection & Control Systems, associated products and services.
It manufactures electrical protection equipment required for transmission and distribution of electricity. In 1990, Sushil Jalan and Associates of the Jalan group took over the management by acquiring a controlling interest.
At present, the company manufactures a wide range of high-tension and low- tension electrical protection equipments such as circuit-breakers, miniature circuit breakers, isolators upto 420 kV and fusegears. The company was the first to bring in vacuum breaker technology by collaborating technically with Brush Switchgear of the Hawker Siddeley group, UK. In 1985, in collaboration with South Wales Switchgear, it launched a new series of SF6 indoor and outdoor circuit-breakers. In 1988, it entered into a collaboration with AEG Germany, to manufacture miniature circuit-breakers.
The company's major clients include state electricity boards, NTPC, NHPC, Power Grid Corporation, NEEPCO, BHEL, NPTC and NLC. The clientele also includes Hawker Siddeley, Australia; Top Rank Corporation, Malaysia; AEG, Argentina; etc.
In 1992, it acquired Railway Products (India) (RPIL) from Sundaram Clayton of the TVS group and turned it into a wholly-owned subsidiary. RPIL manufactures braking and signalling equipment for the Railways.
A joint venture has been signed with Siemens for a switchgear project to manufacture vacuum interrupters. The other joint venture signed is with Union Switch & Signal, US, to run the existing operation of the subsidiary, Railway Products (India). It has also entered into a joint venture with Top Rank Corp., Malaysia, to form