ML20154P372
| ML20154P372 | |
| Person / Time | |
|---|---|
| Site: | Seabrook  |
| Issue date: | 09/19/1988 |
| From: | Trout J PUBLIC SERVICE CO. OF NEW HAMPSHIRE, ROPES & GRAY |
| To: | NRC OFFICE OF THE SECRETARY (SECY) |
| References | |
| CON-#488-7135 OL-1, NUDOCS 8810030041 | |
| Download: ML20154P372 (2) | |
Text
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i September 19, 1988
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Office of the Secretary U.S. Nuclear Regulatory Commission Washington, D.C.
20555 f
ATTENTION:
Docketing and Service Branch f
Re:
Public Service company of New Hampshire, et al.
Docket Nos. 50-443-OL-1 & 50-444-OL-1 Dear Sir l
I It has come to our attention that the Affidavit of j
Sebastian N. Caruso filed September 17, 1988, by the 1
Applicants was missing an attachment marked "D".
Enclosed herewith is the single page attachment and two conformed i
l copies.
i L
very truly yours, i
t i
, t.f'u
%Et:
~
1 effrcy P. Trout JPT/kdr Enclosures cc: Service List i
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Caruso Attachment D, 1 of 1 IONEERS IN SAFETY SIGNALS WHaLsN
<u1y 1 1,..
ENGINEEMING COMPANY ablic Service Ccmpany of New Hampshire
.o. Bcx 300 eabrc3k, New Hampshire 03874 Mr. Travis 3eard ttn ear Mr. Seards The WS-3000/WS-4000 Rotor has been tested in our invironmenthi chamber te 20 degrees T.
Mc degradatien of
)peration was experienced at low test.
Due to the size
.imitotion of the environmental chamber, these tests were We de scruer=ed without a speaker assembly mounted on the retor.this should be a m to to t feel that The fact that the gear train does not cperate submerged in Because of this, the only com;cnent of the rotor Lubrication.
that could be af fected by extreme icw temperature is the 2 4 volts 3.C. motor.
the
- n regards to your questions on the wind tur.nel testing, tested to be capable of cceplace unit (speaker and retor) was The results given in withstanding wind loads of up to 143 MPH.
the report of the rotating capabilities of the unit are somewhat misleading.
On the five test runs that rotatien was attempted, Because the unit the unit stalled at between 80 MPH and 90 MPH.
h) of each f ailed to rotate at the maximum wind veiccity- (143 m;d test. the test results state that the unit faile all five we would like to ;cint cut that the ur.it that terque output of 100 f ect-pounds.
After tests.
- However,
. was tested had a totalthis testing we upgraded the torque cutput to tho conclusion of The increase in terque cutput areund 550 foot-peunds cf torque.
gives the roter the capabi11ty to rotate in wind velocities of up to 12 0 MPH.
The wind tunnel testing and subsequent upgrading cf terque request of Flcrida Power and Light was done for and by thein terque was verified by Flerida Pcwer Company.
The increase site.
cnd Light personnel at our plant the If you have the need for further verificatica of testing and upgrading of the retor, we suggest that you centact them.
I hope the aheve inf ormation is helpf ul in the clarification If : can be cf any further assistance to you, of this matter.
please do nct hesitate to centact ze directly.
Respectfully.h,,
/
... aI hel g Vice President CP/TLS/LVH GOUTE 145, WINTHROP RD., CHESTER, CONNECTICUT, U.S.A. C6412 C694 TELEPHONE: (203) 526 9504mvX: 710 428-8423 2