To: Bay Associates

Fax 650 327 4171

Attn: Bob Mott, Marty Lastowsky

From: Antonio Crespo, NAIC

Date: Jan. 5, 1999

Tentative Specifications for HV cable

1. Inner conductor: 133 strands, no. 29, silver plated copper

2. Semiconductive silicone rubber: to 0.25" OD. This layer to be applied in tandem with and firmly bonded to the insulation.

3. Silicone rubber insulation to 0.720" OD

4. Extruded layer of semiconductive silicone rubber in intimate contact with insulation; nom. thickness .003", strippable and wrapped with semi conductive tape

5. Shield 1: 34 solid tinned copper, 48 carriers, 7 ends, 90% coverage

6. Insulation: teflon or polyethylene to .810 OD nom.

7. Shield 2: 34 solid tinned copper, 48 carriers, 7 ends, 90% coverage

8. Jacket: .075" wall of polyurethane or PVC to 1.00" OD. NOM, 1.15" OD max. color,

black.

9. Optional marking: "NAIC 120kV"

10. Testing to show that cable complies with the following electrical specifications:

Voltage rating: 125 kVDC max

Working voltage: 70 kVDC

Average Current: 35 amperes

Temperature rating: 150C