ML050400114
| ML050400114 | |
| Person / Time | |
|---|---|
| Site: | Catawba  |
| Issue date: | 02/07/2005 |
| From: | NRC/NRR/DLPM |
| To: | |
| Peters S, NRR/DLPM, 415-1842 | |
| References | |
| TAC MC5833 | |
| Download: ML050400114 (1) | |
Text
Programs and Manuals 5.5 5.5 Programs and Manuals 5.5.11 Ventilation Filter Testina Program (VFTP) (continued)
ESF Ventilation System Penetration Flowrate Annulus Ventilation (Unit 1)
Annulus Ventilation (Unit 2)
Control Room Area Ventilation Aux. Bldg. Filtered Exhaust (Unit 1)
Aux. Bldg. Filtered Exhaust (Unit 2)
Containment Purge (non-ESF) (2 fans)
Fuel Bldg. Ventilation (Unit 1)
Fuel Bldg. Ventilation (Unit 2)
<1%
< 0.05%
< 0.05%
<1%
< 0.05%
<1%
<1%
< 0.05%
9000 cfm 9000 cfm 6000 cfm 30,000 cfm 30,000 cfm 25,000 cfm 16,565 cfm 16,565 cfm
- b.
Demonstrate for each of the ESF systems that an Inplace test of the charcoal adsorber shows the following penetration and system bypass when tested In accordance with Regulatory Guide 1.52, Revision 2, and ANSI N510-1980 at the flowrate specified below +/- 10%.
ESF Ventilation System Penetration Flowrate Annulus Ventilation (Unit 1)
Annulus Ventilation (Unit 2)
Control Room Area Ventilation Aux. Bldg. Filtered Exhaust (Unit 1)
Aux. Bldg. Filtered Exhaust (Unit 2)*
Containment Purge (non-ESF) (2 fans)
Fuel Bldg. Ventilation (Unit 1)
Fuel Bldg. Ventilation (Unit 2)
<1%
< 0.05%
< 0.05%
<1%
< 0.05%
<1%
<1%
< 0.05%
9000 cfm 9000 cfm 6000 cfm 30,000 cfm 30,000 cfm 25,000 cfm 16,565 cfm 16,565 cfm I
- c.
Demonstrate for each of the ESF systems that a laboratory test of a sample of the charcoal adsorber, when obtained as described in Regulatory Guide 1.52, Revision 2, shows the methyl Iodide penetration less than the value specified below when tested in accordance with ASTM D3803-1989 at a temperature of s 30°C and greater than or equal to the relative humidity specified below.
ESF Ventilation System Annulus Ventilation Control Room Area Ventilation Aux. Bldg. Filtered Exhaust Containment Purge (non-ESF)
Fuel Bldg. Ventilation Penetration
<4%
< 0.95%
<4%
<6%
<4%
RH 95%
95%
95%
95%
95%
- The Penetration bypass acceptance criteria for the charcoal adsorber for the 2B ABFVES train Is changed to 0.20%. This will remain In effect until the next Unit 2 refueling outage In the spring of 2006.
(continued)
Catawba Units 1 and 2 5.5-14 Amendment Nos. 213