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* Area Code 517 788-0550 May 10, 1979 Director, Nuclear Reactor Regulation Att Mr Dennis L Ziemann, Chief Operating Reactors Branch No 2 US Nuclear Regulatory Commission Washington, DC 20555 DOCKET 50-255 -LICENSE DPR | consumers Power company General Offices: 212 West Michigan Avenue,.Jackson, Michigan 49201 | ||
* Area Code 517 788-0550 May 10, 1979 Director, Nuclear Reactor Regulation Att Mr Dennis L Ziemann, Chief Operating Reactors Branch No 2 US Nuclear Regulatory Commission Washington, DC 20555 DOCKET 50-255 - LICENSE DPR PALISADES PLANT - ADDITIONAL INFORMATION PERTAINilJG TO NRC LIST DATED MAY 4, 1979 Attached is Consumers Power Company's response to your request for additional information telecopied to us on May 8, 1979. | |||
: 4. Manufacturer and Model -Dresser/Consolidated Valve Division -Model 31 739 A-1. 5. Indications of Position -Downstream Temperature Indication (Alarm in Control Room) 6. Challenger | R B DeWitt Manager, Production-Nuclear | ||
-None 7. Experience of Two Phase or Subcooled Discharge | ~j~ | ||
-None ITEM 2 Provide data for the table below: | David P Hofffman Assistant Nuclear Licensing Administrator CC JGKeppler, USNRC 790515 0 >67 | ||
ITEM 1 Provide following information for Pressurizer Code Safety Valves: | |||
: l. | |||
Number - | |||
3 | |||
: 2. | |||
Capacity - 230,000 lb/h Each | |||
: 3. | |||
Set Points - 2485, 2525 and 2565 ~sig | |||
: 4. | |||
Manufacturer and Model - Dresser/Consolidated Valve Division - | |||
Model 31 739 A-1. | |||
: 5. | |||
Indications of Position - Downstream Temperature Indication (Alarm in Control Room) | |||
: 6. | |||
Challenger - None | |||
: 7. | |||
Experience of Two Phase or Subcooled Discharge - None ITEM 2 Provide data for the table below: | |||
MAIN FEED-WATER SYSTEM Pumps Drives Type Capacity Shut-off Head Type Supply Exhaust Trips Single Stage Centrifugal (2) 13,500 Gpm at 5000 r/min 2,640 Ft at 5000 r/min Steam Main Steam Line/HP Turbine Exhaust Main Condenser Low Suction Pressure Condenser Low Vacuum High Thrust Over speed Manual - Local and Remote Block Valve: | |||
(Mfg/Type/ | |||
Fail Position/Pas Indication) | Fail Position/Pas Indication) | ||
Walworth Model 5232 P SB-WE/ Air Operated Gate/As Is/Yes Condensate Pumps: (No/Strainers) | Walworth Model 5232 P SB-WE/ | ||
Two Pumps/No Strainers 1 | Air Operated Gate/As Is/Yes Condensate Pumps: | ||
(No/Strainers) | |||
Two Pumps/No Strainers 1 | |||
Demineralizers (No/No for Full Power/Mfg) | |||
(Bypass/Operation/ | |||
Fail Position) | Fail Position) | ||
FW Heaters (Bypass/ Operation/Fail Position) | FW Heaters (Bypass/ | ||
Booster Pumps (No) | Operation/Fail Position) | ||
Booster Pumps (No) 2 4/3/DeLaval Yes/Air Operated Valve/As Is Yes/Manual/As Is None Control Valves (Feed-Water Reg Valves) Vertical Mounted - 1 Per Feedwater Train/ | |||
Pressurizer PORV Fail Position/Tested/ | (Arrangement/Operation) | ||
Temp Ind/Alarm-Location) | Electro-Pneum~tic Pressurizer PORV Fail Position/Tested/ | ||
Temp Ind/Alarm-Location) | |||
Closed/Yes/Yes-RTDs Installed Downstream of PORVs/Ind and Alarm in Control Room l}} | |||
Latest revision as of 18:37, 5 January 2025
| ML18155A247 | |
| Person / Time | |
|---|---|
| Site: | Palisades  |
| Issue date: | 05/10/1979 |
| From: | Dewitt R, Hoffman D CONSUMERS ENERGY CO. (FORMERLY CONSUMERS POWER CO.) |
| To: | Ziemann D Office of Nuclear Reactor Regulation |
| References | |
| TASK-07-03, TASK-7-3, TASK-RR NUDOCS 7905150309 | |
| Download: ML18155A247 (3) | |
Text
I
\\j' e
consumers Power company General Offices: 212 West Michigan Avenue,.Jackson, Michigan 49201
- Area Code 517 788-0550 May 10, 1979 Director, Nuclear Reactor Regulation Att Mr Dennis L Ziemann, Chief Operating Reactors Branch No 2 US Nuclear Regulatory Commission Washington, DC 20555 DOCKET 50-255 - LICENSE DPR PALISADES PLANT - ADDITIONAL INFORMATION PERTAINilJG TO NRC LIST DATED MAY 4, 1979 Attached is Consumers Power Company's response to your request for additional information telecopied to us on May 8, 1979.
R B DeWitt Manager, Production-Nuclear
~j~
David P Hofffman Assistant Nuclear Licensing Administrator CC JGKeppler, USNRC 790515 0 >67
ITEM 1 Provide following information for Pressurizer Code Safety Valves:
- l.
Number -
3
- 2.
Capacity - 230,000 lb/h Each
- 3.
Set Points - 2485, 2525 and 2565 ~sig
- 4.
Manufacturer and Model - Dresser/Consolidated Valve Division -
Model 31 739 A-1.
- 5.
Indications of Position - Downstream Temperature Indication (Alarm in Control Room)
- 6.
Challenger - None
- 7.
Experience of Two Phase or Subcooled Discharge - None ITEM 2 Provide data for the table below:
MAIN FEED-WATER SYSTEM Pumps Drives Type Capacity Shut-off Head Type Supply Exhaust Trips Single Stage Centrifugal (2) 13,500 Gpm at 5000 r/min 2,640 Ft at 5000 r/min Steam Main Steam Line/HP Turbine Exhaust Main Condenser Low Suction Pressure Condenser Low Vacuum High Thrust Over speed Manual - Local and Remote Block Valve:
(Mfg/Type/
Fail Position/Pas Indication)
Walworth Model 5232 P SB-WE/
Air Operated Gate/As Is/Yes Condensate Pumps:
(No/Strainers)
Two Pumps/No Strainers 1
Demineralizers (No/No for Full Power/Mfg)
(Bypass/Operation/
Fail Position)
FW Heaters (Bypass/
Operation/Fail Position)
Booster Pumps (No) 2 4/3/DeLaval Yes/Air Operated Valve/As Is Yes/Manual/As Is None Control Valves (Feed-Water Reg Valves) Vertical Mounted - 1 Per Feedwater Train/
(Arrangement/Operation)
Electro-Pneum~tic Pressurizer PORV Fail Position/Tested/
Temp Ind/Alarm-Location)
Closed/Yes/Yes-RTDs Installed Downstream of PORVs/Ind and Alarm in Control Room l