ML20113G377
| ML20113G377 | |
| Person / Time | |
|---|---|
| Site: | Crane  |
| Issue date: | 09/03/1984 |
| From: | ELECTRO SWITCH CORP. |
| To: | |
| Shared Package | |
| ML20113G351 | List: |
| References | |
| ESC-STD-1000, NUDOCS 8501240334 | |
| Download: ML20113G377 (2) | |
Text
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,' APPENDIX 2
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-. s; Technical Publication ESCistd-1000 sev.Tirrective sia/84 at z.-
k-GENERAL SPECIFICATIONS for ROTARY SWITCHES and AUXILIARY RELAYS for UTILITY APPLICATIONS including CLASS IE EQUIPMENT REQUIREMENTS FOR i
NUCLEAR POWER GENERATING STATIONS
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,i 4.5.3 Cisss y qualification vertfica-(d) In the event edlid-state components tien inspection.
7hree sample p oaucts are
- used, the surge w i th sta nd f
inall te subjected to the examination and capability (SWC) tests of ANSI /IEEE
'i tests of sample 1 to 3 as shown on TABLE I.
C37.90-1979 (paragraph 9) may be his inspeetton shall only be performed upon sucstatuted for this test.
tne f ollo.ing happening (s ):
4.6.4 Insalation re s i s ta nc e (see 3.8).
(4 ) res i gn change that affects any of The product snail be tested in accordance the test parameters with this standard.
Insulation resistance (d) spe ci f ica t t en changes that affeet measurements shall be made on an apparatus r
any of the test pirateters suttable for the characteristic to be meas-(c) Failure of Class II snspection indt-ured such as a megohm bridge, meg ohmme t e r.
cating tool
- wear, manufacturing insulatton resistance -test
- set, or other process change, or other change that suttable apparatus.
The following detatis 1
affects the test parameters shall apply y
ll, Ae;aast of a custoner (a) The test potential shall be 500VDC 2
4.5.4 Noncompliance.
If a sample fails
+10%.
to pa s s Class 11 or Cla s s III inspection.
(b) The test potential shall be applied ccrrective action shall be taken on the for one minute.
caterials or processes, or
- both, as war-(c) The test potential shall be applied ranted, and on all units of product which between open circutt contacts, and can be corrected a nd which were manufactured between closed contacts a nd non-and er essentially the same conditions, with current carrying parts.
essentially the same materials, prccesses.
(3) The measurement error of the insula-etc.,
and whten are constiered sac;ect te tion res t sta nce vslue regatred shall tne se fati re.
Acc epta nce and delivery not exceed 10%.
Proper guarding of the p red act shall be discentinued untti techniques shall be used to pre ve nt (cceptacle cor rective action has been taken.
erroneous readings due to leakage along undesired paths.
4.6 Examinatien arf tests.
(e) When s pe c ial preparations or cond i -
tions such as special test fixtures, 4.6.1 Visual af mecha ni ca l exantnation.
reconnections, grounding, isolation.
The products shall be examined to vertty low atmospheric pressure, humidity.
that the
- design, construction.
physical or immerston in water are required.
Jimensions, marking, and workmanship are in they shall be specified.
. acccedance with the applicable regatrements
)(ree3.1, 3.2, 3.4.
3.5, 3.16, and 3.17).
4.6.5 Contact resistance (see 3.9).
The prodJCt snall De tested in accordance 4.6.2 Circuit con fi cu ra t ion (see 3.6).
with this standard.
Contact resistance
- he prodact anall be tested to determine values between two centacting surfaces are conformance to the actyal open and closed influenced by such factors as the resistiv-rwatch circatt condition including shorting ittes of the surface materials.
contact and nonsnorting functions to the applicable pressure, area, shape, condition of surfaces contact charts a nd drawings (see 3.1 a nd (including relative cleanliness, smoothness.
6.2.2).
Each contact of each deck shall be and hardness), current, open circuit voltage t sted..In the case of auxiliary relays the appearing at the contacts during interrup-irive circuit parameters shall also be tion of cur re nt,
t e m pe ra t u r e, a nd thermal inspected and the operation tested.
In the cenductivity of leads.
The resistance of
- sse of lighted units the It3hting circast the contacts stall be messared usin; the snj operttton sh311 be tested.
Other voltneter-anmeter method.
The followiig ctreast letails shown in the Te nnt:al details shall applyt pactications or on the actual asseroli 3 ra wing shall ne ins pect ed and tested fer (a ) The maxtran allowable measarenent pecper operation.
errer shall be St.
(b) The test leads shall be connected by 4
4.6.3 Di ele ct ri c withstsnii m vo l t a 7e a nethod sattable for the product (see 3.7).
The procact snall r> e testeu in ter:Enals, tcc c rda nc e with ANSI /IEEE C37.90-197; ipara-(c) The test current shall be rated graph al.
The following details snali spfly:
current except 100 milliamperes (eA) may te used after end u ra nce (see (a) Unless otherwise s peci fi ed ;see 3.1 3.14),
and 6.2.2),
the test voltage s r.a l l (1) The test voltage shall be rated be 2 0 0 VPJ"S.
- 60Hz, alternating voltage except fcur volts may be current (AC),
except after elevated used after endarance (see 3.14).
humidity testing (see 3.11) the test (e ) The unit is to be operated once voltage shall be
- 10COVRMS, 60He:
prior to taking measurements, to after all agtny
- tests, the test cleanse the contacts.
voltage shall ce 6 0 GV FJtS. 60Hc.
(f) Five separite measurements shall (b) The test voltage shall be appliel be taken and the average value for one minute.
calculated.
tc) Tne test vcitage shall te applied betseen open circutt contacts, anA 4.6.6 Ralt n i n nim (see 3.10).
The between closed contacts and non-product shall ce tested an accordance with currrent carrying parts.
tnis s t a nd a r d.
The specimens shall be Revision 3 8
L.