General Plan, Outline Arrangement of Three Phase Mining Type Transformer

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Produced by/for National Coal Board, South Western Division, No.3 Electrical Engineers Department.

Custodial History

Previous reference number: DNCB/62/9/6

Archive Record|Table of contents

National Coal Board, RecordsDNCB

Estates DepartmentDNCB/1

Finance DepartmentDNCB/2

Industrial RelationsDNCB/3

Legal DepartmentDNCB/4

Public Relations DepartmentDNCB/5

Mining DepartmentDNCB/6

Safety BranchDNCB/6/1

Trade Unions and Industrial ActionDNCB/6/2

Tip Control UnitDNCB/6/3

Engineering DepartmentDNCB/6/4

Aberfan, General Correspondence, Civil Engineers BranchDNCB/6/4/1

Mechanical Engineering PlansDNCB/6/4/2

Aberaman Phurnacite Plant, Aerial SurveyDNCB/6/4/2/1

Bwllfa Colliery, Winding Engine MotorDNCB/6/4/2/2

Bargoed Colliery, General Arrangement of Suzler Pump, North PitDNCB/6/4/2/3

Deep Navigation Colliery, Mechanical PlansDNCB/6/4/2/4

Llanbradach Colliery, Mechanical PlansDNCB/6/4/2/5

Mardy Colliery, Mechanical PlansDNCB/6/4/2/6

Merthyr Vale Colliery, Mechanical PlansDNCB/6/4/2/7

Ogmore Central Washery, General Arrangement and SidingsDNCB/6/4/2/8

Penallta Colliery, Mechanical PlansDNCB/6/4/2/9

Taff Merthyr Colliery, Mechanical PlansDNCB/6/4/2/10

Trelewis New Drift Mine, Services LayoutDNCB/6/4/2/11

Tower Colliery, Mechanical PlansDNCB/6/4/2/12

General Mechanical PlansDNCB/6/4/2/13

General Plan (pumps), Vertical Triplex Double Acting Suction Valveless Air Pump With 15HP MotorDNCB/6/4/2/13/1

General Plan (pumps), Two Stage Turbine PumpDNCB/6/4/2/13/2

General Plan (pumps), Worthington No.7 Centrifugal Pump With MotorDNCB/6/4/2/13/3

General Plan (pumps), Compound Direct Entry Feed PumpDNCB/6/4/2/13/4

General Plan (pumps), Foundations for Vertical Beam PumpDNCB/6/4/2/13/5

General Plan (pumps), The Clarke Chapman Vertical Direct Acting Feed PumpDNCB/6/4/2/13/6

General Plan (pumps), High Lift Centrifugal Pump, Four Stage No.3 BeDNCB/6/4/2/13/7

General Plan (pumps), High Lift Centrifugal Pump, Six Stage No.4 AeDNCB/6/4/2/13/8

General Plan (pumps), Foundation Plan AEG Pump MonitorDNCB/6/4/2/13/9

General Plan (pumps), Dimensions and Particulars of Water Measuring Nozzles and Differential ManometerDNCB/6/4/2/13/10

General Plan (pumps), Shaft for Rees Roturbo Patent Pressure Chamber PumpDNCB/6/4/2/13/11

General Plan (pumps), General Arrangement for Rees Roturbo Patent Pressure Chamber PumpDNCB/6/4/2/13/12

General Plan (pumps), General Arrangement of No.1 Single Chamber HLT Pump and BTH (IRT42) MotorDNCB/6/4/2/13/13

General Plan (pumps), High Lift Centrifugal PumpDNCB/6/4/2/13/14

General Plan (pumps), Sulzer Medium Lift Centrifugal PumpDNCB/6/4/2/13/15

General Plan (pumps), Section Through F5 Air Pump CasingDNCB/6/4/2/13/16

General Plan (pumps), The Weir Standard Feed PumpDNCB/6/4/2/13/17

General Plan (pumps), Arrangement of Duplex Edwards Air Pump with Single Acting Oil PumpDNCB/6/4/2/13/18

General Plan (pumps), Arrangement of No. 6 3 Stage Turbine Pump and Motor on BedplateDNCB/6/4/2/13/19

General Plan (pumps), Arrangement of 4" Sunturbo Self Regulating PumpDNCB/6/4/2/13/20

General Plan (pumps), General Arrangement of Two No.6 Newark Special Centrifugal Pumps on BedplateDNCB/6/4/2/13/21

General Plan (pumps), Sectional Arrangement of 6 Inch 'Sunturbo' Patent High Lift PumpDNCB/6/4/2/13/22

General Plan, General Arrangement of Main and Tail HaulageDNCB/6/4/2/13/23

General Plan, Proposed Arrangement of 35HP Single Drum WinderDNCB/6/4/2/13/24

General Plan, Arrangement of 60 HP Standard HaulageDNCB/6/4/2/13/25

General Plan, Arrangement of Induction MotorDNCB/6/4/2/13/26

General Plan, Outline Arrangement of Three Phase Mining Type TransformerDNCB/6/4/2/13/27

General Plan, Schedule of Tram SizesDNCB/6/4/2/13/28

General Plan, Line Diagram of Power Lines and Cables Feeding Colleries in [No.3] AreaDNCB/6/4/2/13/29

General Plan, Outline of Brush, Air Cooled, Flameproof, Mining Type TransformerDNCB/6/4/2/13/30

General Plan, Outline of Brush, Flameproof Circuit BreakerDNCB/6/4/2/13/31

Mines Rescue ServiceDNCB/6/5

Re-organisation SchemesDNCB/6/6

Plant Purchase ProgrammeDNCB/6/7

Statistical ReportsDNCB/6/8

Opencast sitesDNCB/6/9

Photocopy of register of discharges from underground coal workings and spoil tipsDNCB/6/10

Sites of Special Scientific Interest, Hall Wood, Malvern HillsDNCB/6/11

Plan of South Wales CoalfieldDNCB/6/12

Coal Delivery RecordDNCB/6/13

Surveyors DepartmentDNCB/6/14

Scientific DepartmentDNCB/7

Individual CollieriesDNCB/8

Opencast ExecutiveDNCB/9

Statistics DepartmentDNCB/10

Secretary's DepartmentDNCB/11

Area DirectorDNCB/12

Staff DepartmentDNCB/13

Photographic CollectionDNCB/14

Pre-Vesting Date Coal Mining and Related Industrial RecordsDNCB/15