Item

Indicator

X1911

X1960

X1981

Dimensions (H x W x D)

44mm x 442mm x 310mm

86.1mm x 442mm x 310mm

Weight

8 kg (weight in full configuration)

10 kg (weight in full configuration)

Maximum power consumption in full configuration

150 W

220 W

Input voltage (AC power)

100 V AC to 240 V AC

Input current (AC power)

3.5 A

4.5 A

Power frequency (AC power)

50 Hz/60 Hz

Maximum output power (AC power)

300 W

Input voltage (DC power)

-38.4 V DC to -60 V DC; typical value: -48 V DC

Input current (DC power)

9 A

Maximum output power (DC power)

350 W

Feeder voltage

-38V

User line distance (the user line diameter is 0.4 mm and the phone is not paralleled)

5.0km

Storage temperature

-40°C to +70°C

Long-term operating temperature

0°C to 45°C

Short-term operating temperature

-5°C to +55°C

NOTE:

Short-term running means that the device works nonstop for not greater than 48 hours and the cumulated working time of the device in a year does not exceed 15 days.

Relative humidity

5% to 95% (non-condensing)

Ambient particulate concentration

< 180 mg/m3