Electrical Specifications - NEC DS1000 Product Description

The following specifications apply to each power supply installed.
• Power Supply:
• Output Power:
• Input Current:
• VA:
• Kwh:
• BTU:
• Grounding Requirements:
Keyset Voltages
DC voltage measured at the MDF
(between tip and ring):
Minimum operating DC voltage measured
at station jack (between tip and ring):
Single Line Telephone Voltages
DC voltage measured at the MDF
(between tip and ring):
Off-hook voltage:
Ringing voltage:
High Voltage Message Waiting:
Trunk Voltages
Ringing voltage:
Battery (from telco):
DS1000/2000 Product Description
Section 4: Specifications and Parts List
Electrical Specifications
120 VAC+ -10% @ 50-60 Hz
DS2000: 91 Watts @ 100% full load
DS1000: 35 Watts @ 100% full load
DS2000: 1.50A @ 110 V
DS1000: 550mA @ 110 V
DS2000:165
DS1000: 66
DS2000: 0.165
DS1000: 0.066
DS2000: 563
DS1000: 225
12 AWG copper wire
Telephone and Trunk Voltages
Minimum: 36 VDC
Maximum: 44 VDC
24 VDC
Minimum: 36 VDC
Maximum: 44 VDC
6.5 VDC (typical – depending on telephone type
and loop length)
50-70 VAC, sine wave
DS2000: 150 VDC
DS1000: N/A
42-103 VAC @ 20 Hz
44-56 VDC
Section 4: Specifications and Parts List N 127
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