Specifications – Rockwell Automation 1771-P4R_P6R Allen-Bradley Redundent Power Installation Instructions User Manual
Page 20

Allen-Bradley Redundant Power Supplies
20
Publication 1771-IN030B-EN-P - July 2002
1771-P4R
1771-P6R
Input Voltage
120V ac, 50-60Hz, 1A
220V ac, 50-60Hz, 0.5A
Input Voltage Range
97-132V ac
194-240V ac
Module Location
1771ĆA1B, thru ĆA4B or later I/O chassis
Output Voltage
5V dc, 8A (See Derating Curve)
Maximum System Output Current at
60
o
C using N+1 Redundancy
8A (2 unit system)
14A (3 unit system)
20A (4 unit system)
Power Dissipation
16 Watts (max.)
Power Dissipation - adjacent slot
10 Watts (max.)
Thermal Dissipation
47.8 BTU/hr (max.), 6.9 BTU/hr (min.)
Backplane Current
300mA @ 5V dc +5%
Isolation Voltage
Tested to withstand 1000V for 60s.
Redundancy Cable
A-B pt. no. 941201-02
Conductors
Wire Size
Category
14 AWG (2.5mm
2
) stranded copper rated at 60
o
C or greater
3/64 inch (1.2mm) insulation (max)
1
1
Branch Circuit Protection
2
15A maximum (user provided)
Environmental Conditions
Operating Temperature
IEC 60068-2-1 (Test Ad, Operating Cold)
IEC 60068-2-2 (Test Bd, Operating Dry Heat)
IEC 60068-2-14 (Test Nb, Operating Thermal Shock)
32 to 140°F (0
o
to 60
o
C)
Storage Temperature
IEC 60068-2-1 (Test Ab, Unpackaged, Nonoperating Cold)
IEC 60068-2-2 (Test Bb, Unpackaged, Nonoperating Dry Heat)
IEC 60068-2-14 (Test Na, Unpackaged, Nonoperating Thermal
Shock)
-13 to 176°F (25 to 80
o
C)
Relative Humidity
IEC 60068-2-30 (Test Db, Unpackaged, Nonoperating Damp Heat)
5 to 95%, noncondensing
Shock
Operating
Nonoperating
IEC 60068-2-27 (Test Ea, Unpackaged Shock)
30g
50g
Vibration
IEC 60068-2-6 (Test Fc, Operating)
2g @ 10-500Hz
Enclosure Type Rating
None (open-style)
Fuse
1.5A, 250V fuse - Bussman MDL 1.5, Littelfuse 31301.5,
IEC 127 (blue)
Wiring Blocks
ac power
alarm relay
A-B PN941274-55 (Wago PN231-002/027-000)
A-B PN941274-03 (Wago PN231-203/000-008)
Weight
2 lbs. (0.85kg)
Alarm Relay Rating
250V ac, 1/6 HP; 1A, 30V dc
Specifications continued on next page.
Specifications