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Maintenance
61181500L2-5B 23
MAINTENANCE
The LPU does not require routine maintenance for normal operation. Do not attempt to repair
the LPU in the field. Repair services are obtained by returning the defective unit to ADTRAN.
Refer to “Appendix A, Warranty” for further information.
SPECIFICATIONS
Specifications for the LPU are detailed in Table 14.
Table 14. Specifications
Specification Description
Physical
Dimensions:
Weight:
Height: 5.5 inches
Width: 1.3125 inches
Depth: 10.0 inches
11 ounces
Environmental
Operating Temperature:
Storage Temperature:
Relative Humidity:
Maximum Current Draw:
Maximum Heat Dissipation:
–40°C to +70°C
–40°C to +85°C
95 percent maximum at 50°C, non condensing
2.6 amps maximum at –42 VDC
10 watts
Electrical
Output Power:
Operating Voltage:
Output Voltage:
Maximum Output Current:
100 watts maximum
–40 VDC to –56.7 VDC
±145 VDC per T/R pair (290 VDC per T/R pair)
Rated: 0.345 amps
Maximum: 0.4 amps (Total through all output
pairs)
Part Number
Total Access 3000/3010 4-Pair Line Power Unit: 1181500L2