UNIT DISTRIBUTION SUBSTATION (UDS) Unit Distribution Substation (UDS) AL-AHLEIA SWITCHGEAR CO. Kuwait K.S.C.C.

Driven by a vision to pioneer, ASC has risen from its humble beginning more than 25 years ago of a sole factory for LV boards, to an organisation boasting of 11 factories managing LV & HV Switchgear, Transformers and Package Sub-stations, establishing itself as the largest power equipment manufacturer in the region. ASC takes pride for being the leading local manufacturer of HV products, transformers and package S/S. Over time, ASC products have attained a reputation for quality, reliability as well as sustainability which gained recognition in the industrial sector in the Middle East. UNIT DISTRIBUTION SUBSTATION (UDS) INTRODUCTION 12kV Unit Distribution Substation (UDS) consists of Weather proof housing 12kV Ring Main Unit with fuses to suit Transformer 11kV / 433 Volts Distribution Transformer (Oil Filled or Cast Resin) upto 1600 kva Low Voltage board with off-load Isolator & fuse ways / Low Voltage Board with ACB & MCCBs / Low Voltage Cable Box All products have been developed inside the walls of the factory and will continue to improve, because progress stops once the spirit of pioneering is lost. 12KV UNIT DISTRIBUTION SUB-STATION WITH LV BOARD 12KV UNIT DISTRIBUTION SUB-STATION WITH CABLE BOX 3

HOUSING 12kV RING MAIN UNIT Al-Ahleia make housing has the following features Robust enclosure suitable for outdoor applications, fabricated out of 3 mm thick hot dip galvanised sheets, four-sided with walls on three sides and double hinged doors at the front Polyester powder paint electrostatically applied to withstand rough weather conditions Louvers at the top/bottom for ventilation Wall mounted extract fan automatically controlled through thermostat Fluorescent lighting Al-Ahleia make SF 6 Ring Main Unit has the following features: Weather proof enclosure Weather proof enclosure for switching devices 12/15kV 630 Amps 50/60Hz Ring Switch - 2 Nos 12/15kV 200 Amps 50/60Hz Fuse Switch - 1 No Ring Earthing Switches - 2 Nos Transformer Earthing Switch - 1 No Cable Testing device - 2 Nos Safety Interlocks P.F. Withstand up to 38 kv Impulse withstand up to 95 kvp Short Circuit capacity 20 / 21 / 25 ka Common operating handle for all switches Tripping facility based on command from transformer protective device. LOW VOLTAGE BOARD Al-Ahleia make Low Voltage Board has the following features: Weather proof enclosure 1600 Amps Busbars Short Circuit withstand up to 50kA/0.5 sec. 1600 Amps 50Hz Off-Load Isolator / ACB for Transformer Control Instrument Panel with Voltmeter, Ammeters and Service fuses 6 Nos 500 Amps 50Hz feeder control fuse ways / MCCBs / Low Voltage Board LOW VOLTAGE BOARD 4 5

SOME OF OUR VALUED CLIENTS SINGLE LINE DIAGRAM OF UDS Government Sector Ministry Of Electricity & Water Ministry of Defense Ministry of Health Ministry of Information Ministry of Public Work Oil Sector Companies Kuwait Oil Company Kuwait National Petroleum Company Petrochemical Industries Kuwait Aviation Fuelling Company KGOC (JO Wafra / JO Khafji) Chevron Public Sector Kuwait Port Authority Director General of Civil Aviation Public Authority of Housing Welfare Kuwait University PMC Fluor Amec Worley Parsons EPC Contractors Hyundai Heavy Industries Tecnicas Reunidas S.A - Group TR Hyundai Engineering & Contracting Co. Technip Daelim Mitsubishi SK Engineering & Contracting Co. Ganz Snamprogetti / Saipem SpA. Areva National Contracting Co. Siemens Petrofac ABB Ansaldo Export (Public & Private) South Oil Company (Basrah, Iraq) ITTC, Qatar Qatar General Electricity & Water Corporation Voltage Engineering Ltd., Qatar Kahramaa, Qatar Al-Bakali General Trading Co., Bahrain EDD - Bahrain Omar Zawawi Establishment, Oman UNEECO - Bahrain Private Sector Heavy Engineering Industries & Instruments Installation & Maintenance Co. Shipbuilding Company (HEISCO) (IMCO) Kharafi National Almeer Technical Services Company Integral Services Company W.L.L. (ISCO) Combined Group Co. For Contracting Mishrif International For Trading & K.S.C.C. Contracting Co. Maschinenfabrik Reinhausen (MR) 6 7