Common Systems Connection Standards | AT&T Services, Inc |
Date: August 31, 2007 |
product. This termination or barrier strip should be able to accommodate a ring lug connectors that comply with the UL, CSA and Mil Spec listings.
2.3.3 18 AWG Power Cable and Smaller
For applications where the size of wire supplying power to the equipment is 18 AWG power cable or smaller, mechanical connectors may be used.
oThe connectors shall be listed by a Nationally Recognized Test Laboratory for its intended use.
oThe connector shall be tested to assure
oThe product supplier shall provide documentation of routine maintenance (if any) associated with the supplied connector.
Table 2 – 1
Size conductor | Acceptable termination | Associated Listings |
22 AWG – 18 AWG | Mechanical; American | Listed by NRTL, IEC |
| Standard UNC threads | |
| (Class 2 fit) | |
16 AWG – 10 AWG | One or Two hole crimp | UL467, UL486A, |
| connection. American | UL486C, |
| Standard UNC threads | |
| (Class 2 fit) |
|
8 AWG – 1AWG | Two hole crimp | UL467, UL486A, |
connection. American | UL486C, | |
250MCM – | Standard UNC threads | |
750MCM | (Class 2 fit) |
|
2.4Visual Power Alarms and Status Indicator
The NE equipment shall provide visual power alarm and status indications by indicator devices mounted directly on the equipment. The equipment shall also be capable of transmitting alarm signals to an office alarm circuit and to sending circuits for remote surveillance using dry loop relay contacts or other means. Power alarm and status reporting information must be provided in the supplier's response documentation to be in compliance with this item.
If an alarm indicator pilot fuse is present in the power circuit, it should operate when the power fuse fails.
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