Lucent Technologies MERLIN LEGEND Release 6.0 Pocket Reference page 33

DEFINITY ECS Release 6
System Description Pocket Reference 555-230-211
Environmental Specifications
Backboard Mounting Hardware Requirements
This refers to the types of wall construction to which the backboard
will be attached.
Type of material
Wood surface
Concrete surface, brick, cinder block Masonry anchors
Plaster, plasterboard
Sheet-metal surface
Hardware has a combined pullout force of 650 lb. (294.8 kg). When
mounting to sheet-metal walls, attach to structural members.
Location
Within 5 ft. (1.5 m) of dedicated AC power outlet (1 plug per carrier)
Within 1000 cable ft. (304.8 m) of telephones
Heat Dissipation
Fully loaded basic carrier
Fully loaded 2-carrier system
(basic carrier with one expansion carrier)
Fully loaded 3-carrier system
(basic carrier plus two expansion carriers)
Power Requirements
Basic carrier 117 VAC
2-carrier 117 VAC
3-carrier 117 VAC
Temperature/Humidity Range
40°–104°F (4°–40°C)
20%-80% relative humidity
Ventilation Clearances
1 in. (2.5 cm) on right and left sides
Radio Frequency Interference, Tolerance
1.0 V/m
Electromagnetic Interference (EMI)
To reduce electromagnetic interference emissions (possible
interference problems with handheld telephones), check the date of
manufacture of the CPU (517A27) units. If they were manufactured
before April 1993, replace them with a later version.
Mounting Hardware
Wood screws
Toggle bolts
Sheet-metal screws
500 Btu/hr
1000 Btu/hr (70 cal/sec)
1500 Btu/hr (105 cal/sec)
60 Hz -15% to 10%
60 Hz -15% to 10% 10.8A
60 Hz -15% to 10% 16.2A
January 1998
(35 cal/sec)
5.4A
Issue 2
Page 27