Text

Proposed Tech Specs 4.8.3.1.2 & 4.8.3.2.2 Re Load Shedding & Sequencing Sys
	ML20044F160
Person / Time
Site:	Grand Gulf
Issue date:	05/20/1993
From:	; ENTERGY OPERATIONS, INC.
To:	;
Shared Package
ML20044F158	List: ML20044F157; ML20044F160;
References
	GGNS-PCOL-93-04, GGNS-PCOL-93-4, GNRO-93-00058, GNRO-93-58, NUDOCS 9305270071
	Download: ML20044F160 (6)
	v • d • e

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' Attachment 3 to GNRO-93/00058 Page 1 of 3 i

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MARKED-UP TECHNICAL SPECIFICATIONS PAGES LOAD SHEDDING AND SEQUENCING SYSTEM i

(GGNS PCOL 93/04) f Y

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9305270071 930520 PDR ~ ADDCK 05000416 P

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ELECTRICAL POWER SYSTEMS to GNRO-93/00058 Page 2 of 3 LIMITING CONDITIONS FOR OPERATION (Continuec) i ACTION-a.

For A.C. power distribution:

1.

Witn either Division 1 or Division 2 of the above required A.C.

distribution system not energized, re energize the division witnin 8 hours9.259259e-5 days 0.00222 hours 1.322751e-5 weeks 3.044e-6 months or be in at least HOT SHUTD0'aN within the next 12 hours1.388889e-4 days 0.00333 hours 1.984127e-5 weeks 4.566e-6 months and in COLD SHUTDOWN within the follo ing 24 hours2.777778e-4 days 0.00667 hours 3.968254e-5 weeks 9.132e-6 months .

2.

With Division 3 of the above required A.C. distribution system not energized, declare the HPCS system inoperable and take the ACTION required by Specification 3.5.1.

3.

With one of the above required load shedding and sequencing panels inoperable, restore the inoperable panel to OPERABLE

_s.tatus_wittin R' hours or be in at least HOT SHUTDOWN within the g

24 7

-next 12 hours1.388889e-4 days 0.00333 hours 1.984127e-5 weeks 4.566e-6 months and in COLD SHUTDOWH within the following 24 hours2.777778e-4 days 0.00667 hours 3.968254e-5 weeks 9.132e-6 months .

b.

For D.C. power distribution:

1.

With either Division 1 or Division 2 of the above required D.C.

distribution system not energized, re-energize tne division within 2 hours2.314815e-5 days 5.555556e-4 hours 3.306878e-6 weeks 7.61e-7 months or be in at least HOT SHUTDOWN within the next 12 hours1.388889e-4 days 0.00333 hours 1.984127e-5 weeks 4.566e-6 months and in COLD SHUTDOWN within the following 24 hours2.777778e-4 days 0.00667 hours 3.968254e-5 weeks 9.132e-6 months .

2.

With Division 3 of the above required D.C. distribution system not energized, declare the HPCS system inoperable and take the ACTION required by Specification 3.5.1.

SURVEILLANCE REQUIREMENTS i

i 4.8.3.1.1 Each of the above required power distribution system divisions shall be determined energized at least once per 7 days by verifying correct breaker alignment on the busses /LCs/MCCs/ panels and voltage on the busses /LCs.

4.8.3.1.2 Each of the above recuired load shedding and sequencing panels shallbedemonstratedOPERABLEyis r

Delcfc

-. ~ ~ ~ - - - " = - = =

a.

At least once per 12 hours1.388889e-4 days 0.00333 hours 1.984127e-5 weeks 4.566e-6 months by determining that the auto-test 7,

system is operating and is not indicating a faulted _cond_ition.

}

(,bgj,as(t least once per 31 days by performance of a manual test and 3

verifying response within the design criteria to the following test inputs:

a)

LOCA.

b)

Bus undervoltage.

c)

Bus undervoltage followed by LOCA.

d)

LOCA followed by bus undervoltage.

GRAND GULF-UNIT 1 3/4 8-16

. to GNRO-93/00058 ELECTRICAL DCWER SYSTEMS Page 3 of 3 l

LIMITING CONDITION FOR OPERATION (Continued)

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I ACTICN:

i a.

For A.C. ;ower distribution:

1.

Witn both Division 1 and Division 2 of the above recuired A.C.

distribution system not energized and/or with the load snecding i

and sequencing panel associated with the division (s) recuireo to be energized inoperable, suspend CORE ALTERATIONS, nandling of irradiated fuel in the primary or secondary containment and-operations with a potential for draining the reactor vessel.

OPERATIONAL CONDITION cnanges per Specification 3.0.4 are not

- i permitted.

2.

With Division 3 of the above required A.C. distribution system i

not energized, declare the HPCS system inoperable and take tne ACTION required by Specification 3.5.2 and 3.5.3.

i b.

For 0.C. power distribution:

1.

With both Division 1 and Division 2 of the above required D.C.

i distribution system not energized, suspend CORE ALTERATIONS, i

handling of irradiated fuel in the primary or secondary contain-(

ment and operations with a potential for draining the reactor vessel.

OPERATIONAL CONDITION changes per Specification 3.0.4 i

a're not permitted.

j (

2.

With Division 3 of the above required D.C. distribution system i

not energized, declare the HPCS system inoperable and take the j

ACTION required by Specification 3.5.2 and 3.5.3.

The provisions of Specification 3.0.3 are not applicable.

c.

SURVEILLANCE REQUIREMENTS I

4.8.3.2.1 At least the above required power distribution system divisions shall be determined energized at least once per 7 days by verifying correct i

breaker alignment on the busses /LCs/MCCs/ panels and voltage on the busses /LCs.

t y

A.8.3.2.2 The above required load shedding and sequencing panel (s) shall be i

demonstrated OPERABLE M _ p _

ge j

h At least once per 12 hours1.388889e-4 days 0.00333 hours 1.984127e-5 weeks 4.566e-6 months by determining that the auto-test l

,j

]

system is operati_ng and is_not indicating a faulted conditi n.

j

[

% G least once per 31 days by performance of a manual test and I

verifying response within the design criteria to the following test i

inputs.

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a)

LOCA.

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l b)

Bus undervoltage.

c)

Bus undervoltage followed by LOCA.

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}

d)

LOCA followed by bus undervoltage.

i GRAND GULF-UNIT 1 3/4'S-18 Amendment.No. E

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. to GNRO-93/00058 Page 1 of 3 4

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PROPOSED TECHNICAL SPECIFICATIONS PAGES i

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LOAD SHEDDING AND SEQUENCING SYSTEM t

(Information Only)

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. to GNRO-93/00058 Page 2 of 3 ELECTRICAL POWER SYSTEMS LIMITING CONDITIONS FOR OPERATION (Continued)

ACTION:

a.

For A.C. power distribution:

1.

With either Division 1 or Division 2 of the above required A.C.

distribution system not energized, re-energize the division within 8 hours9.259259e-5 days 0.00222 hours 1.322751e-5 weeks 3.044e-6 months or be in at least HOT SHUTDOWN within the next 12 hours1.388889e-4 days 0.00333 hours 1.984127e-5 weeks 4.566e-6 months and in COLD SHUTDOWN within the following 24 hours2.777778e-4 days 0.00667 hours 3.968254e-5 weeks 9.132e-6 months .

2.

With Division 3 of the above required A.C. distribution system not energized, declare the HPCS system inoperable and take the ACTION required by Specification 3.5.1.

3.

With one of the above required load shedding and sequencing panels inoperable, restore the inoperable panel to OPERABLE next 12 hours1.388889e-4 days 0.00333 hours 1.984127e-5 weeks 4.566e-6 months and in COLD SHUTDOWN within the following 24 h status within 24 hours2.777778e-4 days 0.00667 hours 3.968254e-5 weeks 9.132e-6 months or be in at least HOT SHUTDOWN within the b.

For D.C. power distribution:

1.

With either Division 1 or Division 2 of the above required D.C.

distribution system not energized, re-energize the division within 2 hours2.314815e-5 days 5.555556e-4 hours 3.306878e-6 weeks 7.61e-7 months or be in at least HOT SHUTDOWN within,the next 12 hours1.388889e-4 days 0.00333 hours 1.984127e-5 weeks 4.566e-6 months and in COLD SHUTDOWN within the following 24 hours2.777778e-4 days 0.00667 hours 3.968254e-5 weeks 9.132e-6 months .

I 2.

With Division 3 of the above required D.C. distribution system not energized, declare the HPCS system inoperable and take the ACTION required by Specification 3.5.1.

SURVEILLANCE REQUIREMENTS e

4.8.3.1.1 Each of the above required power distribution system divisions shall be determined energized at least once per 7 days by verifying correct breaker alignment on the busses /LCs/MCCs/ panels and voltage on the busses /LCs.

l 4.8.3.1.2 Each of the above required load shedding and sequencing panels shall be demonstrated OPERABLE at least once per 31 days by performance of a manual test and verifying response within the design criteria to the following-test inputs:

a)

LOCA.

b)

Bus undervoltage.

I c)

Bus undervoltage followed by LOCA.

d)

LOCA followed by bus undervoltage.

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GRAND GULF-UNIT 1 3/4 8-16 Amendment No.

~,

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^ to GNRO-93/00058 Page 3 of 3 ELECTRICAL POWER SYSTEMS LIMITING CONDITION FOR OPERATION (Continued)

ACTION:

a.

For A.C. power distribution:

l.

With both Division 1 and Division 2 of the above required A.C.

distribution system not energized and/or with the load shedding and sequencing panel associated with the division (s) required to be energized inoperable, suspend CORE ALTERATIONS, handling of irradiated fuel in the primary or secondary containment and operations with a potential for draining the reactor vessel.

OPERATIONAL CONDITION changes per Specification 3.0.4 are not permitted.

2.

With Division 3 of the above required A.C. distribution system l

not energized, declare the HPCS system inoperable and take the i

ACTION required by Specification 3.5.2 and 3.5.3.

b.

For D.C. power distribution:

1.

With both Division 1 and Division 2 of the above required D.C.

distribution system not energized, suspend CORE ALTERATIONS, i

handling ot irradiated fuel in the primary or secondary contain-ment and operations with a potential for draining the reactor i

vessel. OPERATIONAL CONDITION changes per Specification 3.0.4 i

are not permitted.

I 2.

With Division 3 of the above required D.C. distribution system not energized, declare the HPCS system inoperable and take the

{

ACTION required by Specification 3.5.2 and 3.5.3.

t c.

The provisions of Specification 3.0.3 are not applicable.

l SURVEILLANCE REQUIREMENTS

[

i 4.8.3.2.1 At least the above required power distribution system divisions t

shall be determined energized at least once per 7 days by verifying correct breaker alignment on the busses /LCs/MCCs/ panels and voltage on the busses /LCs.

i i

j 4.8.3.2.2 The above required load shedding and sequencing panel (s) shall be demonstrated OPERABLE at least once per 31 days by performance of a manual test and verifying response within the design criteria to the following test inputs:

l i

a)

LOCA.

l b)

Bus undervoltage.

l c)

Bus undervoltage followed by LOCA.

d)

LOCA followed by bus undervoltage.

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GRAND GULF-UNIT 1 3/4 8-18 Amendment No. 69, i

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ML20044F160

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