Canister Storage Building (CSB) MCO Handling Machine Commercial Grade Item (CGI) Dedications [SEC 1 Thru 3] Page: 3 of 931
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Commercial Grade Item Upgrade Dedication Form
I Rev. No. 0
ECN No. N/A CGi No. CGI-SNF-D-MHM-047 Page 2 of 8
Title Various P06, 07, 21, and 26 Interlocks-Siemens Contactor #3TF4422-OAK6
Section 2d Reason for Dedication
The above Commercial Grade CG described item is being Dedicated for use In the application cited for the fal reasons:
Item is being purchased from a non ESL manufacturer supplier as CG to be used in a Safety Class application.
Item is being purchased from a non ESL manufacturer supplier as CG to be used in a Safe Si nificant appication.
X Item was purchased from a non ESL manufacturer supplier as CG to be used in a Safety Class application.
Item was purchased from a non ESL manufacturer supplier as CG to be used in a Safety Significant application.
Other ('like-for-like', similar, substitution, replacement evaluation)
Section 3 Failure Effects Evaluafion
A. Part/Component Safety Function:
1. Isolates line power from the Turret Rotate Drive motor when permissive are not met.
1, Part/Component Functional Mode: Active - Mechanical or Electrical change of state is
Safety Function #1: [X) Active [ I Passive required to occur for the component to perform its
Safety Function #2:1 1 Active [ ] Passive safety function
Passive - Change of state is not required for the
Safety Function #3: [ ] Active [ ] Passive component to perform its safety function
C. Host Component Safety Function (if applicable):
0. Failure Mode(s) and the effects on component or system safety function (see Worksheet 1):
1. Contact resistance out of spec results in overheating and welding of contacts
2. Hot short across contacts results in failure too pen the circuit
3. Binding of contacts results in failure too peniclose circuit
$ection 4 EnviMronmentdl &Natural Phenomena Hazrd besin
Environmental Qualification Required: If yes: Environmental Qualification Requirements
Yes [ ] Limiting Environmental Condtions:
No [XI Required Safety Functions:
Natural Phenomena Hazard (NPH) Design Required: If yes: NPH Design Requirements
Yes [ ] Performance Category:
No [X ] NPH Design Req'ts.:
Required Safet Functions:
Section 5' Wopoent Functonal Classificatioh
X Safe Class SC General Service GS Safe Significant SS
If part/component classification is different from host component/system, document basis. N/A
Sections 6 and 7 (Resered)-
Section 8 References (for Functional Classification
National Codes/Standards: N/A
Safety Analysis Report (SAR): HNF-3672, Rev. 0
Drawings: Ederer, inc. EB-33056, Sheets 25, 27
Vendor Manual/Manufacturer/Supplier Information: Siemens Industrial Control Products, World Series Contactors, 3TF4 3-
Pole with AC coil
Other: ALSTOM ESUR (96) 065 - Rev. D, 100% Design Submittal - June 1998
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SWENSON, C.E. Canister Storage Building (CSB) MCO Handling Machine Commercial Grade Item (CGI) Dedications [SEC 1 Thru 3], report, May 17, 2000; United States. (digital.library.unt.edu/ark:/67531/metadc733909/m1/3/: accessed October 20, 2018), University of North Texas Libraries, Digital Library, digital.library.unt.edu; crediting UNT Libraries Government Documents Department.