CRYSTAL 40ZX USER GUIDE
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2. INSTALLATION & COMMISSIONING
2.1 Requirements
Installation should be done by authorised & trained
personnel only in compliance with D.O.T. (Indian Deptt.
of Telecommunication) standards.
2.2 Site requirements
CRYSTAL is designed to work in a normal office
environment. The unit should be sited beside's the
operator in the reception area and should be away from :
● Processes producing electricity, fumes, dust, gasses
or radiation (e.g. silicon or halon contamination from
photo copying or fire protection equipment)
● Electrical meters or switchgears
● Water pipe, gas meters, pipes or appliances
● Dampness
● Vibration
2.3 General
Ensure a good power point for the exchange with a 5 pin
socket & switch. If possible, the customer should be asked
to provide a " clean" power supply direct from the power
distribution board. CRYSTAL is set to work at 220V AC, 50Hz
mains supply.
Establish a firm ground outside the building. The ground
resistance should be within tolerance limit. Connect this
ground to earth terminal on the MDF.
NOTE :
A good earth is very essential for protection of junction
lines and proper functioning of the system.
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