NEC DS1000 Correspondence Course Workbook page 43

Cabling Requirements
Device
Key Telephone
Single Line
Telephone
Analog Door Box
Digital Door Box
2-OPX
NEC America
DS1000/2000 Correspondence Course
1. Do not run station cable parallel with the AC source, telex or computer, etc. If
the cables are near cable runs to those devices, use shielded cable with
grounded shields or install the cable in conduit.
2. When cables must be run on the floor, use cable protectors.
3. Cable runs for key telephones, single line telephones, Door Boxes and 3-ACI
Modules must be a dedicated, isolated cable pair.
Cable Type
2-wire 26 AWG
2-wire 24 AWG
2-wire 26 AWG
2-wire 24 AWG
2-wire 22 AWG
2-wire 24 AWG
2-wire 22 AWG
2-wire 26 AWG
2-wire 24 AWG
2-wire 22 AWG
2-wire 24 AWG
System Installation
Cable Run
Length (ft)
DS1000: 650
DS2000: 1300
DS1000: 1000
DS2000: 2000
DS1000: 8000 at constant 20 mA
DS2000: 11,500
3150 at constant 35 mA
DS1000: 12,000 at constant 20 mA
DS2000: 18,000
5050 at constant 35 mA
DS1000: 16,000 at constant 20 mA
DS2000: 29,000
8000 at constant 35 mA
DS1000: 330
DS2000: N/A
DS1000: 550
DS2000: N/A
DS1000: 650
DS2000: 1300
DS1000: 1000
DS2000: 2000
DS1000: TBD
DS2000: 2000
DS1000: 500
DS2000: 1000
DS1000/2000 Workbook
Notes
43