Satcon

Project Details

Afghanistan - Basic and Detail engineering services for 220/20kV substation at Pule Alam and 110/20kV substations at Pushmol & Mainwand in Afghanistan of US Army Corps (Job awarded by Assist Consultants Inc., Kabul)

SL. NO.	DRAWING TITLE


A.	Basic Engineering Drawings :
1	Key SLD
2	Protection & Metering SLD
3	Site layout plan
4	Electrical layout Plan & Elevation of switchyard
5	Electrical equipment and cable trench layout for control Room building
6	SCADA block diagram and I/O List
7	SLD of 400V ACDB
8	SLD of 110V DCDB
9	SLD of 48V DCDB
10	SLD of 400V BMK for Switchyard
11	SLD of 400V Overall lighting distribution
12	Switchyard cable trench layout and trench sectional details
13	DSLP Layout of Switchyard
14	DSLP calculation for Switchyard

B.	Technical specifications for :
1	220 KV (110kV) CB, Isolator,CT,CVT,PT,LA
2	20kV Indoor switchgear
3	Power Transformer
4	220 KV (or 110kV) Control & Relay panel
5	400 / 230 / 110V DBs
6	110 V DC Battery and Battery Charger
7	48 V DC Battery and Battery Charger
8	HV, LV Control & Power Cable
9	Fiber optic communication system
10	SCADA system
11	Lighting fixtures
12	Steel structures, Clamps, Connectors, Insulators, conductor, Al tube bus, cable glands, lugs, earthing and lightning protection material

C.	Detail Engineering Drawings (To be submitted after approval of basic engg. Drawings) :

	ELECTRICAL

1	Earthing Layout Plan & Eqpt Earthing Details for Switchyard
2	Lighting Layout, SLD & Details of SWYD
3	Lighting and small power Layout & SLD of Control Building and other facility buildings
4	Erection Key Diagram - plan & elevation of Switchyard
5	Bay interlocking diagrams and control terminal plan of BMK
6	Power cable schedule and interconnection diagram
7	Control cable schedule and interconnection diagram
8	Short circuit force calculation for strung bus
9	Short circuit force calculation for Rigid tubular bus
10	Sag & tension calculation for strung bus
11	Outdoor lighting calculation
12	Indoor lighting calculation
13	Earthing calculation for Switchyard
14	PS class CT Vk calculation
15	HV, LV cable sizing calculations

	CIVIL

1	Overall Foundation Layout Showing cable trenches, roads, boundary wall, drains, Oil Collection pits

	Foundation RC details of :
2	220 (110) KV Lightning arrestor
3	220 (110) KV Capacitive Voltage Transformer
4	220 (110) KV Line Gantry Tower with peak
5	220 (110) KV Main Bus Tower
6	221 (110) KV Transfer Bus Tower
7	220 (110) KV Post Insulator
8	220 (110) KV Isolator with & without earth switch
9	220 (110) KV Current Transformer
10	220 (110) KV Transformer Gantry Tower
11	220 (110) KV Circuit Breaker
12	Typical Details of HD Foundation Bolts
13	20KV Lightning arrestor ( LA ) & Post Insulator ( PI)
14	20KV Isolator
15	Foundation details for 16 MVA (4MVA for 110kV S/S) Transformer
16	Foundation Details 250 KVA Station transformer
17	Foundation Details 20kV 2 pole structure for outgoing feeders

	Civil Design calculations :
18	Design calculations for equipment and gantry foundation
19	Design calculations for transformer foundation

	STRUCTURAL

	General arrangement of Structures for 220 (110) KV Switchyard for :
20	Overall Structural layout of the Switchyard
21	Lightning Arrestor
22	Capacitive Voltage transformer
23	Line Gantry Tower with Peak
24	Main Bus Tower
25	Transfer Bus Tower
26	Post Insulator ( PI )
27	3 Phase Isolator
28	Current Transformer ( CT )
29	Potential Transformer ( PT )
30	Transformer Gantry Tower without Peak
31	Gantry Beam type-1
32	Gantry Beam type-2
33	20KV Lightning arrestor ( LA ) & Post Insulator ( PI)
34	20KV Isolator
35	Design calculations for equipment and gantry structures

	SCADA & FO COMMUNICATION

36	Overall Block diagram and BOQ of SCADA
37	Overall Block diagram and BOQ of FO communication

	AC & VENTILATION

38	Technical specification for AC & Ventilation Equipment
39	AC & Ventilation equipment layout in Control Building
40	SLD-415V AC & Vent system MCC

	FIRE PROTECTION SYSTEM

41	Technical Spec. for Fire detection, alarm & protection System
42	Fire Detection & Alarm System Layout

	GENERAL

43	Overall BOQ of all Electrical, SCADA, FO communication, AC & Ventilation and Fire Protection Equipment
44	Drawing Control Sheet

D.	Bid Evaluation, Technical Recommendation and Procurement Assistance

E.	Vendor drawings review