Allen-Bradley FLEX Ex 1797-PS1E, Installation Instructions Manual, Page: 12 / 16

12 FLEX Ex 85-253V AC In/Quad-Ex DC Out Power Supply
Publication
1797-5.33 - December 2003
Specifications - 1797-PS1E (Continued)
Ripple n/a
Input Power Entrance Increased safety
Output Connectors Terminals 10-17
Output Power 4x8.5W
Inset Voltage Range 85-253V ac
Voltage U
O
<9.5V
Current I
O
<1A
C
o
(IIC) <500 nF
L
o
(IIC) <8
µ
H
Maximum Output Cable
Resistance (both directions) <0.1
Ω
Isolation Path
Input Power to Output Power
Output to Output
Galvanic to DIN EN50020
None
Input Power 55W
Power Dissipation 21W
Thermal Dissipation 71.67 BTU/hr
Conductors Wire Size
12 gauge (4mm
2
) stranded maximum
1.2mm (3/64in) insulation maximum
Use wire rated for 100
o
C operation
Dimensions 174mm x 174mm x 280mm
(6.9in x 6.9in x 11.0in)
Protections Class IP 65/NEMA 7B
Weight (approximately) 7.7kg (17lbs)
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):
-20 to 70
o
C (-4 to 158
o
F)
Storage Temperature IEC 60068-2-1 (Test Ab, Un-packaged Non-operating Cold),
IEC 60068-2-2 (Test Bb, Un-packaged Non-operating Dry Heat)
-40 to 85
o
C (-40 to 185
o
F)
Relative Humidity IEC 60068-2-30 (Test Db, Un-packaged Non-operating Damp Heat):
5 to 95% non-condensing