GE PACKAGED POWER, L.P. A GE Energy Business

COPYRIGHT, 2007 GE PACKAGED POWER, L.P., ALL RIGHTS RESERVED. THIS TECHNICAL SPECIFICATION IS THE PROPRIETARY AND/OR PROPERTY OF GE PACKAGED POWER, L.P., AND IS LOANED IN STRICT CONFIDENCE WITH THE UNDERSTANDING THAT IT WILL NOT BE REPRODUCED NOR USED FOR ANY PURPOSE EXCEPT THAT FOR WHICH IT IS LOANED. IT SHALL BE IMMEDIATELY RETURNED ON DEMAND, AND IS SUBJECT TO ALL OTHER TERMS AND CONDITIONS OF ANY WRITTEN AGREEMENT OR PURCHASE ORDER WHICH INCORPORATES OR RELATES TO THE TECHNICAL SPECIFICATION.

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GEAE-523 Rev. H August 07

EQUIPMENT DATA SPECIFICATION REQUIREMENTS FOR WATER FOR

INTERCOOLER AND HEAT EXCHANGERS REV DESCRIPTION A ORIGINAL ISSUE PER ECO 0040882 ISSUED: December 26, 2007

GE PACKAGED POWER, L.P. A GE Energy Business

COPYRIGHT, 2007 GE PACKAGED POWER, L.P., ALL RIGHTS RESERVED. THIS TECHNICAL SPECIFICATION IS THE PROPRIETARY AND/OR PROPERTY OF GE PACKAGED POWER, L.P., AND IS LOANED IN STRICT CONFIDENCE WITH THE UNDERSTANDING THAT IT WILL NOT BE REPRODUCED NOR USED FOR ANY PURPOSE EXCEPT THAT FOR WHICH IT IS LOANED. IT SHALL BE IMMEDIATELY RETURNED ON DEMAND, AND IS SUBJECT TO ALL OTHER TERMS AND CONDITIONS OF ANY WRITTEN AGREEMENT OR PURCHASE ORDER WHICH INCORPORATES OR RELATES TO THE TECHNICAL SPECIFICATION.

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GEAE-523 Rev. H August 07

TABLE OF CONTENTS 1.0 SCOPE 2.0 REFERENCE DOCUMENTS 3.0 QUALITY

GE PACKAGED POWER, L.P. A GE Energy Business

COPYRIGHT, 2007 GE PACKAGED POWER, L.P., ALL RIGHTS RESERVED. THIS TECHNICAL SPECIFICATION IS THE PROPRIETARY AND/OR PROPERTY OF GE PACKAGED POWER, L.P., AND IS LOANED IN STRICT CONFIDENCE WITH THE UNDERSTANDING THAT IT WILL NOT BE REPRODUCED NOR USED FOR ANY PURPOSE EXCEPT THAT FOR WHICH IT IS LOANED. IT SHALL BE IMMEDIATELY RETURNED ON DEMAND, AND IS SUBJECT TO ALL OTHER TERMS AND CONDITIONS OF ANY WRITTEN AGREEMENT OR PURCHASE ORDER WHICH INCORPORATES OR RELATES TO THE TECHNICAL SPECIFICATION.

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GEAE-523 Rev. H August 07

1.0 SCOPE

1.1 This specification covers the minimum general and specific requirements for the purity of Water for intercoolers and heat exchangers. This is intended to be included as a component part of a GE Packaged Power, L.P. (GE PPLP) gas turbine package.

1.2 The Customer shall comply with the GE PPLP Engineering technical specific for proper operation and life of GE PPLP gas turbine package.

1.3 The most recent editions or revisions of the referenced documents shall, to the extent specified herein, form a part of this specification.

2.0 REFERENCE DOCUMENTS

2.1 ASTM D512 Standard Test Method for Chloride Ion in Water

2.2 ASTM D516 Standard Test Method for Sulfate Ion in Water

2.3 ASTM D859 Standard Test Method for Silica in Water

2.4 ASTM D1066 Standard Practice for Sampling Steam

2.5 ASTM D1125 Standard Test Method for Electrical Conductivity and Resistively of Water

2.6 ASTM D3370 Standard Test Method for Sampling Water from closed Conduits

2.7 ASTM D4191 Standard Test Method for Sodium in Water by Atomic Absorption Spectrograph

2.8 ASTM D4192 Standard Test Method for Potassium in Water by Atomic Absorption Spectrograph

2.9 ASTM D5907 Standard Test Method for Filterable and Non-Filterable Matter in Water

2.10 ASTM D5464 Standard Test Method for pH of Water with Low Conductivity

2.11 EPA Environmental Protection Agency Test Methods

2.11.1 EPA 120.1 Conductance, Specific Conductance at 25C

2.11.2 EPA 150.1 pH Electrometric

2.11.3 EPA 160.3 Residue, Non-Filterable and Total Suspended Solids

2.11.4 EPA 200.7 Metals & Trace Elements

2.11.5 EPA 325.3 Chloride, Titrimetric Mercuric Nitrate

GE PACKAGED POWER, L.P. A GE Energy Business

COPYRIGHT, 2007 GE PACKAGED POWER, L.P., ALL RIGHTS RESERVED. THIS TECHNICAL SPECIFICATION IS THE PROPRIETARY AND/OR PROPERTY OF GE PACKAGED POWER, L.P., AND IS LOANED IN STRICT CONFIDENCE WITH THE UNDERSTANDING THAT IT WILL NOT BE REPRODUCED NOR USED FOR ANY PURPOSE EXCEPT THAT FOR WHICH IT IS LOANED. IT SHALL BE IMMEDIATELY RETURNED ON DEMAND, AND IS SUBJECT TO ALL OTHER TERMS AND CONDITIONS OF ANY WRITTEN AGREEMENT OR PURCHASE ORDER WHICH INCORPORATES OR RELATES TO THE TECHNICAL SPECIFICATION.

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GEAE-523 Rev. H August 07

2.11.6 EPA 375.4 Sulfate, Turbidimetric

3.0 QUALITY

User shall develop water chemistry regiment that meets or exceeds the following performance characteristics requirements when tested in accordance with the designated test methods:

3.1 Total Dissolved Solids < 5,000 ppm

3.2 Total Suspended Solids < 50 ppm

3.3 Maximum Particle Size 50 microns

3.4 Cooling Tower System

3.4.1 2.0 mils/yr or less on unpretreated mild steel coupons (no visible pitting)

3.4.2 0.2 mils/yr or less for 90/10 copper/nickel coupons (no visible pitting)

3.4.3 0.1 mils/yr or less for stainless steel (316 grade) coupons (no visible pitting)

3.4.4 104 colony-forming units or less heterotrophic bacteria (planktonic) and 105 colony forming units or less heterotrophic bacteria (sessile)

3.4.5 No visible deposition as determined by heat exchanger inspection.

3.5 Closed Cooling System

3.5.1 0.5 mils/yr or less on unpretreated mild steel coupons (no visible pitting)

3.5.2 0.1 mils/yr or less for 90/10 copper/nickel coupons (no visible pitting)

3.5.3 0.1 mils/yr or less for stainless steel (316 grade) coupons (no visible pitting)

3.5.4 103 colony-forming units or less heterotrophic bacteria (planktonic) and 105 colony forming units or less heterotrophic bacteria (sessile)

3.5.5 No visible deposition as determined by heat exchanger inspection.

3.6 Corrosion monitoring should conform to ASTM Standard 2688-94 or CTI Testing Procedures (Corrosion Coupon Testing)

3.7 Microbiological testing should conform to ATP methods. GE Water & Process Technologies MB013 and MB014 attached for reference.

GE PACKAGED POWER, L.P. A GE Energy Business

COPYRIGHT, 2007 GE PACKAGED POWER, L.P., ALL RIGHTS RESERVED. THIS TECHNICAL SPECIFICATION IS THE PROPRIETARY AND/OR PROPERTY OF GE PACKAGED POWER, L.P., AND IS LOANED IN STRICT CONFIDENCE WITH THE UNDERSTANDING THAT IT WILL NOT BE REPRODUCED NOR USED FOR ANY PURPOSE EXCEPT THAT FOR WHICH IT IS LOANED. IT SHALL BE IMMEDIATELY RETURNED ON DEMAND, AND IS SUBJECT TO ALL OTHER TERMS AND CONDITIONS OF ANY WRITTEN AGREEMENT OR PURCHASE ORDER WHICH INCORPORATES OR RELATES TO THE TECHNICAL SPECIFICATION.

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GEAE-523 Rev. H August 07

3.8 GE PPLP recommends all users to engage qualified water treatment professionals to design and maintain treatment system to provide the above performance characteristics. Should the user so desire, GE Water & Process Technologies can provide this service.

Note: The above, coupled with the following component characteristics, provides all required information to develop the water chemistry to meet the Required Water Performance Characteristics.

GE PACKAGED POWER, L.P. A GE Energy Business

COPYRIGHT, 2007 GE PACKAGED POWER, L.P., ALL RIGHTS RESERVED. THIS TECHNICAL SPECIFICATION IS THE PROPRIETARY AND/OR PROPERTY OF GE PACKAGED POWER, L.P., AND IS LOANED IN STRICT CONFIDENCE WITH THE UNDERSTANDING THAT IT WILL NOT BE REPRODUCED NOR USED FOR ANY PURPOSE EXCEPT THAT FOR WHICH IT IS LOANED. IT SHALL BE IMMEDIATELY RETURNED ON DEMAND, AND IS SUBJECT TO ALL OTHER TERMS AND CONDITIONS OF ANY WRITTEN AGREEMENT OR PURCHASE ORDER WHICH INCORPORATES OR RELATES TO THE TECHNICAL SPECIFICATION.

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GEAE-523 Rev. H August 07

LM Heat Exchange Characteristics (Maximum values are given below.

It is recommended that site-specific data be obtained for the LMS Intercooler.)

Component Heat Exchanger Interface Material

Metal Interface Maximum

Temperature (F)

Water Velocity Flow Rate (GPM)

Water Velocity within Heat

Exchanger (FPS)

Max Heat Rejection BTU/Min)

LMS100 Intercooler Cu/Ni 192 6000 6.8 2,200,000

LMS100 Mineral Lube Oil Cooler Admiralty 116 720 6.9 70,000

LMS100 Synthetic Lube Oil Cooler

* (See note) 316 SS 117 100 6.2

7,800

Component

Component

Component

Component

Component

* Note: For units produced before to 2Q08, Customers should check with GE to confirm material in SLO system. Units built prior to 2Q08 contain 304SS instead of 316SS. GE will be releasing a bulletin to provide customers the option of changing to 316SS