PEC History


2007

Introduction of Blue-Drive water cooled converter system for Diesel Electric
Propulsion and Drilling applications

2006

Delivery of Traction Power Supplies for Phoenix Az

2005

Brake Chopper 1MW

2004

- First order for AC Drilling System to China
- First pressure exposed Subsea Converter for Seabed Logging
- Participation in Development of Sinamics water cooled inverters for Siemens AG Automation & Drives

2002

- Delivery of first Subsea System for Seabed Logging to EMGS
- Development agreement with Siemens AG Transportation Systems for Thyristor Controlled Rectifiers and Inverters for Traction Power Supplies

2001

- Startup deliveries of DC Drilling Systems for land rigs to Singapore/China
- Introduction of CP200 heavy duty UPS System

2000

First water cooled AC drilling drive

1998

- 40kA Thyristor controlled Rectifiers for Aluminum Electrolysis
- First air cooled AC drilling drive

1997

Development of special power supplies for minesweepers

1996

- Development of Static Converter 7,5MVA 15kV 162/3 Hz for railroad supply
- First Diesel Electric Propulsion system delivered
- Water cooled Rectifiers 1600 and 2600 A

1992

Module based power supplies, R400

1991

- Manufacturing of B41 moved to Turkey
- New generation UPS, R511, for processing industry

1989

New generation UPS, B41 for Siemens AG

1986

Inverters for Submarines (Kobben)

1985

3 phase UPS, B312, for Siemens AG

1983

UPS, B311, for Siemens AG, developed and manufactured First UPS with:

- Transistorized Pulse Width Modulation
- Short Circuit Proof
- Active Curve Form Control

1981

New generation SCR for Drilling

1978

DC and AC UPS Systems for the North Sea

1975

- Static bypass with uninterrupted changeover
- First SCR DC Drilling system delivered

1968

- Inverters 1 and 2 kVA with fast thyristors
- The first UPS-units were built

1960


The Department started its activities
- Transductor controlled rectifiers
- Thyristor controlled rectifiers