Approved Grounds - Avaya DEFINITY ONE Installation And Upgrades

Installation and Upgrades for DEFINITY ONE and
IP600 Internet Protocol Release 10 555-233-109
1 Install and Cable the Cabinet
Check AC power and ground for Avaya IP600I
Before powering up the system, check the AC power in the equipment room using
a KS-20599 digital voltmeter (DVM) (or equivalent).
To check AC power:
1. Measure the AC voltage between the hot and neutral sides of the
receptacle.
2. Depending on the AC power source, verify that the meter reads 90 to 132
VAC or 180 to 264 VAC. If not, have a qualified electrician correct the
problem.
3. Measure the voltage between the neutral and ground sides of the
receptacle.
4. Verify that the meter reads 0 VAC. If not, have a qualified electrician correct
the problem.
5. When finished, set the AC main circuit breakers to OFF .

Approved grounds

An approved ground is the closest acceptable medium for grounding the building
entrance protector, entrance cable shield, or single-point ground of electronic
telephony equipment. If more than one type of approved ground is available on
the premises, the grounds must be bonded together as required in Section 250-81
of the National Electrical Code.
!
WARNING:
Make sure that the RMC has a reliable earth ground connection, whether the RMC is
connected directly to a branch circuit or to a power distribution strip. In addition, the
RMC requires a cabinet ground connection directly to an approved ground.
Grounded Building Steel — The metal frame of the building where it is
effectively grounded by 1 of the following grounds: acceptable metallic water pipe,
concrete encased ground, or a ground ring.
Issue 6
December 2001
1-20