AT&T 76450 - Manual (Page 8)

Common Systems Connection Standards AT&T Services, Inc
Date: June 2013
ATT-TP-76450, Issue 15
Copyright © 2013, AT&T . All Rights Reserved.
Page 8
2.4.5 Connectors and Hardware
Refer to Table 2-1 for acceptable connectors.
o The connectors shall be listed by a Nationally Recognized Test Laboratory for its
intended use.
o The connector shall be tested to assure long-term tightness and reliability. The
following tests are acceptable for this requirement; IEC 60068-2-6, Basic
Environmental Test Procedures, Part 2: Test Fc and Guidance: Vibration
(sinusoidal); EIA Specifications 364-27B (Mechanical Shock Test Procedure for
Electrical Connectors), 364-28D (Vibration Test Procedure for Electrical
Connectors and Sockets), Telcordia GR-63-CORE and Telcordia GR-1089-
CORE. Other vibration test procedures demonstrating long-term reliability will be
considered for evaluation.
o The product supplier shall provide documentation of routine maintenance (if any)
associated with the supplied connector.
o Wago type pressure spring connectors, connectors that crush the wire with a
srew and snap-on type power connections are not approved for use and will be
denied compliance.
o Connecting hardware ( bolts, nuts and washers) shall be Durium or silicon-
bronze per ASTM B99. The Ny-Loc type nuts are not approved for use and will
result in non-compliance.
Table 2 – 1
Acceptable termination Associated Listings
22 AWG – 18
AWG Mechanical; American
Standard UNC threads
(Class 2 fit) Listed by NRTL, IEC
60068-2-6, EIA SPEC
364-27B, 364-28D
16 AWG – 10
AWG One or Two hole crimp
connection. American
Standard UNC threads
(Class 2 fit) UL467, UL486A,
UL486C, SAE-AS25036,
SAE-AS7928
8 AWG – 1AWG
1/0-4/0
250MCM –
750MCM Two hole crimp
connection. American
Standard UNC threads
(Class 2 fit) UL467, UL486A,
UL486C, SAE-AS25036,
SAE-AS7928
A “YES” for 2.4.5 indicates compliance to Table 2-1 and non-approved connectors are
not being utilized.