Section 2 System Specifications; General Precautions; Environmental Requirements; Operating Conditions - NEC SL1000 Hardware Manual

ISSUE 3.0
S 2 SYSTEM SPECIFICATIONS
ECTION

2.1 General Precautions

• Never attempt to insert wires, pins, etc. into the vents or other holes of the equipment.
• Do not use benzene, thinner, or the like, or any abrasive powder to clean the equipment. Wipe it
with a soft cloth.

2.2 Environmental Requirements

Meeting established environmental standards maximizes the life of the system. Be sure that the site is
not:
• In direct sunlight or in hot, cold or humid places.
• In dusty areas or in areas where sulfuric gases are produced.
• In places where shocks or vibrations are frequent or strong.
• In places where water or other fluids comes in contact with the equipment.
• In areas near high-frequency machines or electric welders.
• Near computers, telexes, microwaves, air conditioners, etc.
• Near radio antennas (including shortwave)

2.3 Operating Conditions

Unit
KSU, PCBs and Multiline Telephones
Doorphone Box

2.4 Site Requirements

A KSU can only be wall-mounted, it can only be floor-mounted if the optional External Backup Battery
Box is installed.

2.5 AC Power Requirement

A dedicated 100V-120V/220V/230V/240V 50/60Hz circuit located within 2 meters of the KSU is
required. A separate dedicated AC outlet is necessary for each KSU.
Double Pole/Neutral Fusing
(Power supply fuses are located at both the L and N side.)
110 VAC
Power Require- 110 VAC@15 A
ments
Power Con- Main KSU = 144 VA
sumption 4 KSU Total = 576 VA
Input Voltage
(Rated Voltage)
Hardware Manual

Table 5-2 Operating Conditions

Temperature: 0 to +40 degree C (32 to 104 degree F)
Humidity: 10 to 90% (non-condensing)
Temperature: -20 to +60 degree C (-4 to 140 degree F)
Humidity: 20 to 80% (non-condensing)

Table 5-3 Power Requirement

220 VAC
220 VAC@15 A
Main KSU = 172 VA
4 KSU Total = 688 VA
90 VAC to 264 VAC (100VAC/120VAC/220VAC/230VAC/240VAC)
Operating Conditions
230 VAC
230 VAC@15 A
Main KSU = 175 VA Main KSU = 175 VA
4 KSU Total = 700 VA 4 KSU Total = 700 VA
SL1000
240 VAC
240 VAC@15 A
5-3