Date: 04/05/2012 Customer: Bitte Interessent eingeben! Project No.: P-2012-hf195-10000006/1DE AvK Reference: 1-416-0000006-1

Object data: Site: Prime Mover: Diesel engine

Application: Stationary Power Plant Manufacturer:

Generator data: Generator: DIG 120 k/4 Poles: 4 Standards: IEC 60034 Rated power: 2050 kVA 1640 kWe 1705 kWm Power factor: 0.80 Power at pf 1,0 1654 kVA 1654 kWe 1705 kWm Rated voltage: 3.3 kV Speed: 1500 1/min Frequency: 50 Hz Voltage range / frequency range: Rated current: 358.7 A Zone A according IEC 60034-1 (dU = +/-5%, df = +/-2%)

Winding pitch: ca. 5/6

Insulation class: Stator: Class F Rotor: Class F Temperature rise: F

Ambient temperature: 40 ° C Environment: Standard environment Site altitude: 1000 m Enclosure: IP23 Filter:

Cooling: IC 01 - Open-circuit ventilation Coolant: Ambient Air Temperature

Coolant: 40 ° C Temperature Air inlet

generator: 40 ° C

Cooling air vol.: 2.5 m³/s Cooling water quantity: n/a Moment of inertia (I): 66 kgm² Weight: 6000 Kg Losses (environment):

Losses (cooling): 65 KW n/a

Wires: 4 terminals, starpoint connected in terminal box Operation mode: Island mode with identical generators in parallel Regulators: Voltage regulator: DECS 100

Electrical data: (acc. IEC) Efficiencies: 110% 100% 75% 50% 25% Power factor 0.8 96,01 96,2 96,1 95,4 92,6 Power factor 0.9 96,43 96,6 96,4 95,7 92,8 Power factor 1.0 96,85 97 96,7 96 93

Reactances and time constants

unsaturated saturated unsaturated saturated

xd 2.30 2.07 p.u. xq 1.15 1.13 p.u. Td0' 3.2 s Td0'' 0.02382 s xd' 0.270 0.270 p.u. xq' 1.15 1.13 p.u. Td' 0.38 s Tq0' 0.3 s xd'' 0.187 0.170 p.u. xq'' 0.187 0.187 p.u. Td'' 0.015 s Tq0'' 0.18449 s x2 0.197 0.179 p.u. x0 0.056 0.051 p.u. Ta 0.05 s Tq' 0.3 s x1s n.a. 0.102 p.u. Tq'' 0.03 s

Short circuit ratio saturated: 0.48 Zn 5.312 Ohm

Short circuit data:

Initial short circuit current (3-phase): Ik'' 2110 A Max. peak current (3-phase): IS 5371 A Sustained short circuit current: Ik 1076 A 3 x rated current for max.10 s Initial short circuit torque: Mk2 99.8 kNm Mk3 59.9 kNm Max. faulty synchron moment: Mf 214.6 kNm Rated kVA torque: MSN 13.05 kNm Rated torque MN 10.44 kNm Shaft torque MSh 10.85 kNm

Load application:

max. load application: 1139 kVA(corresponds to 55,56 % von 2050 kVA) for Power factor 0.4 15% transient voltage drop

Power: 2050 kVA Power factor: 0.8 transient voltage drop: -21.3 %

Remarks:

FM 7.3-5

Technical Data Sheet for AvK-Alternators

Document: Revision: J dated 17.09.2004 7_2f04jE.xls Cummins Generator Technologies Germany GmbH 2 / 3

FM 7.2-4

Order specification for AvK-Alternators

-technical-

Issued by: Sales department

Created by: Jerry Yu (hf195)

Released by: QuotationTool

Date: 04/05/12

1

CGT Order No.: Spare parts order no.: Others: Customer: Revision no.: Revision date:

Bitte Interessent eingeben! 1 04/05/12

2

Application / Project:

Alternator type:

DIG 120 k/4

3 CGT quotation no.: 1-416-0000006-1 P-2012-hf195-10000006/1DE

Quantity: 1

4 Factory Project no.:

5 Customer Order no.: Mode of operation: Stationary Power Plant

6 Delivery Date:

7.1 Order Type:

7.2 Reference:

7.3 Valid drawing at order entry:

17

Rated data

Rules, Standards

18 Output: 2050 kVA Standards: IEC 60034

19 P.F. Cos Phi: 0.80 R.I.S. Degree: VDE 0875 N 20 Voltage: 3.3 kV Insulation class: Class F

21 Current: 358.7 A Temperature rise: F 22 Frequency: 50 Hz Ambient temperature: 40 ° C

23 Speed: 1500 1/min Altitude at site: 1000 m

24

Technical data

27 Efficiency: see technical data sheet attached

28 Rated load at cos phi = 0.8: 96.20

29 Rated load at cos phi = 1: 97.00

30 Efficiency tolerance: acc. to VDE 0530, EN 60034

31 Reactances, time constants: see technical data sheet attached

32 Overspeed: 1,2 x rated speed for 2 min

33

Operating voltage range:

Zone A according IEC 60034-1 (dU = +/-5%, df = +/-2%) +/- 10% at no load for synchronisation, short term operation only

34 Operating frequency range: view line 33

35 Parallel operation: Island mode with identical generators in parallel

36 Overload capability: 10 % for 1 h every 12 hours or 50 % for 30 sec.

37 3-phas. sustained short circuit current: 3 x rated current for max. 10 sec.

53

Design details, general

54 Design form: IMB3 / IM 100x IM 1001

55 AvK project drawing:

57 Center height: 630 mm

59 Type of prime mover / Manufacturer and name of prime mover:

Diesel engine /

62 Shaft end / -flange (DE): cylindrical shaft end

63 Rotation facing DE: clockwise

64 Surface treatment: Standard primer

65 Dynamic balancing: with half key at shaft end

70

Enclosure, Cooler

71 Enclosure alternator: IP23

72 Enclosure terminal box: IP54

73 Cooling type: IC 01 - Open-circuit ventilation

Projekt checklist

Document: Revision: J dated 17.09.2004 7_2f04jE.xls Cummins Generator Technologies Germany GmbH 3 / 3

FM 7.2-4

Order specification for AvK-Alternators

-technical-

77 Coolant: Ambient Air

98

Bearing arrangement + Lubrication

99 Bearing Design: Anti-Friction bearing

100 Calculated Lifetime: about 30.000 operating hours

101 Protection against shaft currents: Not insulated,

116

Terminal box + Accessories, Current transformers

117 Location main terminal box (seen on DE): Standard terminal box top

119 Cable entry:

121 Cable gland plate: Undrilled gland plate aluminium

122 Details, quantity + diameter of cables: Each phase: Cable qty. unknown; Type unknown; ODM unknown N point: Cable qty. unknown; Type unknown; ODM unknown

123 Star point arrangement: 4 terminals, starpoint connected in terminal box

141

Voltage regulation system

142 Voltage regulator: DECS 100 Regulator function(s): VAR regulation Voltage matching Overexcitation limiter Underexcitation limiter Black Start Capability

148 Power supply of voltage regulator:: PMG

149 Regulator location:

154

Instrumentation

155 Temperature detection stator windings: 6 PT100

156 Bearing temperature detection NDE-side: Single PT100

157 Bearing temperature detection DE-side: Single PT100

159 PT 100 design / connection: Standard design in 2-wire connection

162 Anti-condensation heater built-in: Supply voltage 230 V, 1-phase, 50/60 Hz, AC/DC Power required 500 W

168

Works Tests

169 CGT Test: first generator: Repeat Test acc. to AvK Specification ING-PS-0005; all other generators (if applicable):

170 Additional tests: not applicable

171 Works test witnessed by client: not applicable

174

Documentation / Dates:

175 Dimensional drawing: ca. 4 weeks after placement of order

177 Shaft drawing with moment of inertia: ca. 4 weeks after placement of order

178 Connection/terminal plan: ca. 6 weeks after placement of order

179 Drawings as DXF-File No

180 Operating instructions, Spare part lists: 2 weeks after works test

171 Test reports and Certificates: 2 weeks after works test

183 Number copies and language of documentation: 3 x English

202

Additional details

203 Voltage matching: For Decs 100 and 200 the ratio of the sensing VTs for generator and busbar voltage can be different.