ML19344A675: Difference between revisions

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ELECTRICAL POWER SYSTEM SURVEILLANCE REQUIREMENTS (Continued)
    -
          ,
,.
ELECTRICAL POWER SYSTEM
                                                                        '
SURVEILLANCE REQUIREMENTS (Continued)
: 3. Verifying the fuel transfer pump can be started and transfers fuel from the storagt. system to the day tank.
: 3. Verifying the fuel transfer pump can be started and transfers fuel from the storagt. system to the day tank.
: 4. Verifying the diesel starts from ambient condition and accelerates to at least 900 rpm in < 15 seconds.
: 4. Verifying the diesel starts from ambient condition and accelerates to at least 900 rpm in < 15 seconds.
_
: 5. Verifying the generator is synchronized, loaded to 2850 Kw in < 60 seconds, and operates for > 60 minutes.
: 5. Verifying the generator is synchronized, loaded to 2850 Kw in < 60 seconds, and operates for > 60 minutes.
                                      ,                              _
: 6. Verifying the diesel generator is aligned to provide standby power to the associated emergency busses.
: 6. Verifying the diesel generator is aligned to provide standby power to the associated emergency busses.
: b.      At least once per 92 days by verifying that a sample of diesel fuel from the fuel storage tank obtained in accordance with ASTM-D270-65, is within the acceptable limits specified in Table 1 of ASTM D975-74 when checked for viscosity, water and sediment.
: b.      At least once per 92 days by verifying that a sample of diesel fuel from the fuel storage tank obtained in accordance with ASTM-D270-65, is within the acceptable limits specified in Table 1 of ASTM D975-74 when checked for viscosity, water and sediment.
: c.      A+ least once per 18 months during shutdown by:
: c.      A+ least once per 18 months during shutdown by:
: 1. Subjecting the diesel to an inspection in accordance with procedures prepared in conjunction with its manufacturer's recommendations for this class of standby service.
: 1. Subjecting the diesel to an inspection in accordance with procedures prepared in conjunction with its manufacturer's recommendations for this class of standby service.
: 2. Verifying that the automatic sequence time delay relays are OPERABLE with component time delay relay settings
: 2. Verifying that the automatic sequence time delay relays are OPERABLE with component time delay relay settings as specified in table 4.8-2.
                                                                                    -
as specified in table 4.8-2.
: 3. Verifying the generator capability to reject a load of
: 3. Verifying the generator capability to reject a load of
                           > 596 kw and maintain voltage at 4160 1 500 volts and frequency at 6013 Hz.
                           > 596 kw and maintain voltage at 4160 1 500 volts and frequency at 6013 Hz.
: 4. Verifying the generator capability to reject a load of 2850 Kw without exceeding 75% of the di fference between nominal speed and the overspeed trip setpoint, or 15%
: 4. Verifying the generator capability to reject a load of 2850 Kw without exceeding 75% of the di fference between nominal speed and the overspeed trip setpoint, or 15%
above nominal, whichever is lower.
above nominal, whichever is lower.
,
: 5. Simulating a loss of offsite power by itself, and:
: 5. Simulating a loss of offsite power by itself, and:
a) Verifying de-energization of the emergency busses and load shedding from the emergency busses.
a) Verifying de-energization of the emergency busses and load shedding from the emergency busses.
ARKANSAS - UNIT 2 3/4 8-3 fr68D-/ o 43
ARKANSAS - UNIT 2 3/4 8-3 fr68D-/ o 43


e
e TABLE 4.8-2 TIME DELAY RELAY SETTING COMP 0NENT                                    (SECONDS)  ._
    .
  .
.
TABLE 4.8-2 TIME DELAY RELAY SETTING COMP 0NENT                                    (SECONDS)  ._
Service Water Pumps                      5 1 0.5 H.P.S.I. Pumps                          10 1 1.0 L.P.S.I. Pumps-                          1511.5 Containment Cooling Fans                20 1 Containment Spray Pumps                  25 1 25 Charging Pumps (A&B)                    50 1 5.0 8 0 Charging Pump (C)                        601    _
Service Water Pumps                      5 1 0.5 H.P.S.I. Pumps                          10 1 1.0 L.P.S.I. Pumps-                          1511.5 Containment Cooling Fans                20 1 Containment Spray Pumps                  25 1 25 Charging Pumps (A&B)                    50 1 5.0 8 0 Charging Pump (C)                        601    _
Emergency Feedwater Pump (Diesel #1 only)901  13'.}}
Emergency Feedwater Pump (Diesel #1 only)901  13'.}}

Latest revision as of 07:23, 31 January 2020

Proposed Tech Spec,Section 4.8.1.1.2.c.2 Clarifying Emergency Diesel Generator Load Block Application Timing Criteria
ML19344A675
Person / Time
Site: Arkansas Nuclear Entergy icon.png
Issue date: 08/12/1980
From:
ARKANSAS POWER & LIGHT CO.
To:
Shared Package
ML19344A672 List:
References
NUDOCS 8008210434
Download: ML19344A675 (2)


Text

.

ELECTRICAL POWER SYSTEM SURVEILLANCE REQUIREMENTS (Continued)

3. Verifying the fuel transfer pump can be started and transfers fuel from the storagt. system to the day tank.
4. Verifying the diesel starts from ambient condition and accelerates to at least 900 rpm in < 15 seconds.
5. Verifying the generator is synchronized, loaded to 2850 Kw in < 60 seconds, and operates for > 60 minutes.
6. Verifying the diesel generator is aligned to provide standby power to the associated emergency busses.
b. At least once per 92 days by verifying that a sample of diesel fuel from the fuel storage tank obtained in accordance with ASTM-D270-65, is within the acceptable limits specified in Table 1 of ASTM D975-74 when checked for viscosity, water and sediment.
c. A+ least once per 18 months during shutdown by:
1. Subjecting the diesel to an inspection in accordance with procedures prepared in conjunction with its manufacturer's recommendations for this class of standby service.
2. Verifying that the automatic sequence time delay relays are OPERABLE with component time delay relay settings as specified in table 4.8-2.
3. Verifying the generator capability to reject a load of

> 596 kw and maintain voltage at 4160 1 500 volts and frequency at 6013 Hz.

4. Verifying the generator capability to reject a load of 2850 Kw without exceeding 75% of the di fference between nominal speed and the overspeed trip setpoint, or 15%

above nominal, whichever is lower.

5. Simulating a loss of offsite power by itself, and:

a) Verifying de-energization of the emergency busses and load shedding from the emergency busses.

ARKANSAS - UNIT 2 3/4 8-3 fr68D-/ o 43

e TABLE 4.8-2 TIME DELAY RELAY SETTING COMP 0NENT (SECONDS) ._

Service Water Pumps 5 1 0.5 H.P.S.I. Pumps 10 1 1.0 L.P.S.I. Pumps- 1511.5 Containment Cooling Fans 20 1 Containment Spray Pumps 25 1 25 Charging Pumps (A&B) 50 1 5.0 8 0 Charging Pump (C) 601 _

Emergency Feedwater Pump (Diesel #1 only)901 13'.