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INSTALLATION-SITE REQUIREMENTS
SECTION 400-096-203
SEPTEMBER 1992
3-2
TABLE 3-A
SUMMARY OF ELECTRICAL/ENVIRONMENTAL CHARACTERISTICS
GENERAL
Primary Power
Input AC
AC Frequency
DK24 power supply
DK56 power supply
DK96 power supply
Environmental Specifications
Operating Temperature
Operating Humidity
Storage Temperature
Battery Charger
Characteristics
Power Supply
DC Voltage Output
Specification
DK56
DK96
85VAC ~ 135VAC
50/60 Hz
65 watts
140 watts
230 watts
32 ~ 104°F (0 ~ 40°C)
20 ~ 80% relative humidity (without condensation)
–4 ~ 158°F (-20 ~ 70°C)
Charger: current limiting
Nominal Float Voltage: 2.275 volts/cell
Charge Current: 0.7 amps maximum
Battery Discharge Cut-off Voltage: 20.5 ± 0.5V
–24 VDC: -26.3 ~ -27.8
+ 5 VDC: + 4.5 ~ + 5.5
– 5 VDC: – 4.5 ~ – 5.5
PSTU2/PESU (circuits 1 & 2)
Ring Voltage
Ringing Capability
Low position 130 ± 20V peak-to-peak (no load)
High position 190 ± 25V peak-to-peak (no load)
Two ringers maximum per circuit, high or low position
PDKU: 5 205 BTUs (60 wh)
PCOU: 3
PCTU: 1
Digital: Telephone 40
PDKU: 9 348 BTUs (102 wh)
PCOU: 5
PCTU: 1
Digital Telephone: 72
BTU Rating
DK24
PSTU (before November 1989)
Ring Voltage
Ringing Capability
190 ± 20V peak-to-peak (no load)
up to two ringers maximum per circuit.
PDKU: 3 103 BTUs (30 wh)
PCOU: 2
PCTUS: 1
PIOUS: 1
Digital Telephone: 24
Square Wave:
Square Wave:
Summary of Contents for Strata DK 24
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Page 12: ...INSTALLATION SYSTEM DESCRIPTION SECTION 400 096 202 SEPTEMBER 1992 ...
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Page 144: ...INSTALLATION TELEPHONE SECTION 400 096 207 SEPTEMBER 1992 ...
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Page 166: ...INSTALLATION PERIPHERALS SECTION 400 096 208 SEPTEMBER 1992 ...
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Page 238: ...INSTALLATION WIRING DIAGRAMS SECTION 400 096 209 SEPTEMBER 1992 ...
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Page 302: ...REMOTE ADMINISTRATION MAINTENANCE PROCEDURES SECTION 400 096 600 SEPTEMBER 1992 ...
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