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FARNELL ADVANCE POWER
KXF Range
Power Factor Corrected Input
1500WMulti Output
Power Supplies
KXF RANGE - POWER FACTOR CORRECTED INPUT,
1500W MULTI OUTPUT SWITCH MODE POWER SUPPLIES
•
Up to 1500W output power with integral fan
•
Sinusoidal input current
•
Comprehensive signals facilities
•
Industry standard 5" x 8" x 11" packcage
MAIN OUTPUTS AVAILABLE
Voltage
AUXILIARY OUTPUTS AVAILABLE
Adjustment
Range
Current
Output
5.0V
4.5 - 5.8V
200A
BA
2.5V
5.2V
4.5 - 5.8V
200A
BB
5V
5.5V
4.5 - 5.8V
200A
BC
12V
8 -12.6V
15A
D
15V
10 -15.7V
12A
E
18V
12-19V
10A
L
24V
16 -25V
7.5A
F
28V
17 -29.5V
6.4A
G
36V
26 -41V
4.5A
H
48V
36 -57V
3.4A
I
54V
36 - 57V
3.4A
J
Code
A single power supply must contain one 'Main Output' module and
may contain up to four "Auxiliary Output' modules in a single 5" x 8" x
11" package.
All parameters are as defined in Farnell Advance Power document
"Definition of Terms" unless otherwise stated.
Voltage
Adjustment
Range
Load Regulation
All values are
INPUT SPECIFICATION
176-264V r.m.s.
Input Current
11A r.m.s. maximum at 240V input.
25A at 264V input.
45 - 65Hz.
Supply Type
Single phase TN-S systems (as defined
in IEC364). i.e. systems with a separate
earth conductor which is directly
connected to the neutral conductor at
the source.
A
B
Anoutput is varied by 100% lMAX withall
other outputs loaded to 20% lMAX.
An input variation over the operating
range of the unit with all outputs
proportionally loaded to provide
maximum rated output power causes a
maximum output voltage variation of
The output voltage variation of any
output when any other output is varied
from 10% lMAX to 100% lMAX is 0.05% for
any auxiliary output.
Dynamic Load Regulation An output load variation of 10% to 90%
or90% to 10% with a5/<s risetime results
in an output voltage deviation which
2200W maximum input power when
delivering maximum rated output
power.
Phase Angle
20A
20A
0.05% of nominal.
Cross Regulation
Frequency
Power
1.5 -3.0V
3.6 - 6.0V
nominal.
Line Regulation
Peak Inrush Current
Code
Maximum voltage deviation is 0.2% of
specified with an input voltage of 240V a.c. 50Hz and in an ambient
temperature of 25°C unless otherwise stated.
Voltage Range
Current
recovers to within 1% of its final value
within 2ms.
Temperature Coefficient Typically ±0.02%/°C on all outputs for
temperatures within the operating
Less than 5°.
Apparent Power Factor
Greater than 0.9. Typically 0.997.
Efficiency
Typically 72% when loaded to maximum
Harmonic Distortion
In accordance with the requirements of
IEC555. Typically 2.9% THD.
range.
Ripple and Noise
rated output power.
With all outputs proportionally loaded to
provide full output power, the
differential output noise over the
frequency range 10Hz -30MHz does not
exceed 2% pk-pk of the nominal output
voltage.
OUTPUT SPECIFICATION
Voltage
Current
Nominal output voltage and adjustment
ranges are shown in Tables 1 and 2
above. Outputs are factory set to within
1% of the specified nominal.
Recommended maximum continuous
PROTECTION
Input Fuse
V* ceramic bodied fuse.
Input Overvoltage
range ofthe units. A minimum current of
37A is required on the main output for
full current availability
on
auxiliary
outputs.
Power
1500W continuous up to 50°C. From
50°C to 70°C derate by 2.5%/°C.
Units are
protected by a latching
shutdown system.
current ratings (lMAX) are shown in
Tables 1 and 2 above. It may not be
possible to draw the full rated current
from all outputs simultaneously due to
the total power rating of the unit. All
maximum current ratings are applicable
over the full operating temperature
Front panel mounted 15A T 250V 1V* x
Output Current Limit
All outputs have self resetting foldback
current limit. The current limit point is set
to 1.1 x rated maximum current.
Short Circuit Current
All outputs fold back to between 40%
and 80% of rated maximum output
current.
Output Overvoltage
All outputs are protected against
overvoltage. Unit shutdown will occur at
approximately 120% of factory set
output voltage on all outputs except as
Output in Limits
output voltage is more than ±5% away
from nominal. The output is active low,
below:
passive pull up to 5.6V (nom), with a
2.5V auxiliary output, 3.8V;
5V auxiliary output, 6.8V.
drain capability of 5mA @ 0.5V.
The unit is reset by interrupting the
mains for at least 20s or by strobing the
"Inhibit/ Isolated Shutdown" input.
Overtemperature
In the event of thermal overload, the unit
will shut down. The unit is reset by
allowing the internal temperature to
reduce
to
a
safe
level
and
A logic output indicating all output
voltages are within ±10% of nominal.
Logic low indicates that at least one
Current Meter
An analogue output providing a meter
drive signal for main output current
monitoring. Output resistance is 3.15kS2
(± 10%) and the voltage at 1.1 x lMAX is
4V.
Indicators
either
interrupting the mains for at least 20s or
strobing the inhibit input.
LED indicators are provided foroutput in
limits; current limit; overvoltage trip;
overtemperature trip.
ISOLATION
TURN ON AND TURN OFF CHARACTERISTICS
All units have sufficient energy storage
output isolation barriers,
layout and wiring, are
specified to 4kV a.c. r.m.s. for one
minute.
Where a safety earth is
interposed between primary and
secondary, this potential is applied as
2kV a.c. r.m.s. from input to earth and
2kV a.c. r.m.s. from output to earth. The
complete unit is tested to 1.5kV a.c.
to ride through a missing mains cycle
when supplying full rated output power
at nominal input. At low mains input,
r.m.s. for 1 minute between a.c. input
and d.c. output, with all output and
signal ports connected together and
Primary to Secondary
Start-up Time
Alloutputsare "withinlimits" within2sof
application of input power at 240V.
Start-up Characteristic
Monotonic voltage rise with no
overshoot on all outputs. Rate of rise is
greater than 25Vs'1 from 5% to 95% of
nominal output voltage.
Hold Up
Input
to
including
198V hold up >28ms.
connected to earth.
Primary to Earth
AUXILIARY FUNCTIONS
Units are tested to 1.5kV a.c. from input
to earth.
Remote Sense
Available on all outputs of all units to
compensate for up to 500mV total drop
in the power leads.
Secondary to Earth
Parallel Operation
All
Earth Leakage Current
modules
shown
are suitable for
operation in parallel with other modules
of the same type.
Series Operation
Outputs may be connected in series to
provide output voltages up to 250V d.c.
External Voltage
Output
voltage
programming
Units are tested to 500V a.c. from output
to earth, with all output and signal ports
connected together.
Earth current under normal operating
conditions does not exceed 3.5mA.
Operating Voltages
The maximum operating voltage
between any output (power or signal)
and earth or between isolated outputs
must not exceed 250V.
is
achieved with an external resistor with a
coefficient
of
1kQ/V
nom.
The
programming range extends from Won
the main output and the minimum
adjustment limit on auxiliary outputs to
the maximum adjustment limit.
The output power of a complete power
Inhibit / Isolated
Shutdown (Non-latching) supply may be inhibited by a logic
signal applied to an isolated input.
Individual auxiliary outputs may also be
inhibited by a relay contact (5V, 10mA).
Removal of the logic signal or the relay
contact reinstates the output voltage.
Latching Shutdown
The complete unit may be inhibited by a
logic signal. The output is reinstated by
removing the signal and strobing the
"Inhibit / Isolated Shutdown" signal or
by removing the signal and then
interrupting the mains for a period of at
least 20s.
Marginate
The main output may be adjusted up or
down by ±5% (±0.5%) by an external
Power Fail Signal
A complementary pair of logic outputs
providing warning of failure due to loss
of input. At least 5ms warning of output
power loss due to a loss of mains input is
provided. Outputs are open collecter
with a maximum open circuit voltage of
12V and a drain capability of 5mA @
connection.
0.5V.
ELECTROMAGNETIC COMPATIBILITY
Exported Noise
All units meet the requirements of
BS6527 Class B; FCC Rules Part 15
Subpart J Class B; VDE0871 Class B.
ENVIRONMENTAL CONDITIONS
Ambient Temperature
-10 to +70°C operating. See current and
power ratings in output specification for
any deratings required. -40 to +85°C
non-operating.
Humidity
0 to 95% R.H. non-condensing.
Altitude
-500 to 2,000m (-1,500 to 6,000ft)
operating. -500 to 10,000m
(-1,500
to 30,000ft) non-operating.
Pollution
These power supplies are designed for
use in office type environments, i.e.
pollution degree 2 environments, as
defined in EN60950.
KXF RANGE OUTLINE DRAWING
K6-4 (5-76 in.)
All dimensions are nominal and are in mm (inches)
OUTPUT IN LIMITS
rCURRENT LIMIT
(0-24'lh.
0/P IN LIMITS
SK 501
O/P VOLTS AOJ.
AUXILIARY OUTPUT
MOOULE {<!}
MECHANICAL SPECIFICATION
Mechanical Format
All units are supplied enclosed with
integral fan as standard.
Mounting Orientation
Units may be mounted
orientation without derating.
Ventilation and Cooling
Units are cooled by an integral fan and
requirefree airflow in the area of thefan
atthe rear of the powersupply and over
the ventilated front face of the power
supply.
External Dimensions
All dimensions are nominal and are in
ORDERING INFORMATION
The order code consists of 5 fields:
1. Series :
mm (inches).
1KX
127 (5.0) x 203 (8.0) x 279.4 (11.0) plus
6 (0.24) projection from the rear face.
2. Power Input Type
F
3. Main Output :
See table of modules
4. Auxiliary Outputs :
Up to four from the table of modules.
These must be put in alphabetical
order. Any unused positions should be
indicated by a '9'.
5. Airflow :
H
1500W Corrected
Mass
8.35kg (18.41b).
Fixings
8 x M4 ISO standard threaded inserts
are provided and are marked "a" on
the outline drawing.
The following connectors are fitted to
the power supply:
Connectors
(Horizontal, integral fan)
e.g. To order a 1500W power supply with corrected input, a 5V200A
main output plus two 12V, 15A auxiliaries, and a 5V20A auxiliary with
a horizontal integral fan, the order code is:
Input
3 x 4BA terminal screws (with all
necessary hardware).
Main Output
2 x M8 ISO standard studs (with all
necessary hardware).
Auxiliary Outputs
2 x M4 ISO standard studs per output
(with all necessary hardware).
1KX F BA BDD9 H
GUARANTEE
All Farnell Advance Power products are guaranteed against faulty
manufacture and faulty components for a period of twelve months
from the date of despatch. See conditions of sale for full details.
Ref: 9FS0020E
Issue: A
November 1991
Auxiliary functions
FARNELL ADVANCE POWER
FARNELL ADVANCE POWER
Southern Sales (& Production),
05-3061 on each auxiliary module.
We reserve the right to amend specifications without prior notification
Raynham Road, Bishop's Stortford,
West Yorkshire, LS22 4DN.
Hertfordshire, CM23 5PF.
Tel:
(0937) 581961
Tel:
Fax:
(0937) 586908
Fax:
(0279) 655322
Telex:
557294
Telex:
81510
(0279) 655155
FARNELL ADVANCE POWER Inc.
ADVANCE ELECTRONIC GmbH
FARNELL ITALIA srl
32111 Aurora Road,
Solon, Ohio. 44139.
DieselstraRe21,
ViaCeppo N 10,
6451 Mainhausen 2,
Tel:
061 82/2 1091
Fax:
06182/2 8819
Tel:
Fax:
039 599213
Telex:
Telex:
315351
216 349 0755
216 349 0142
6182914
Molex 7478 series connectors. 2 x ref
22-05-3141 on main module and 1 x 22-
Printed in the UK
Northern Sales (& Production),
Sandbeck Way. Wetherby,
Tel:
Fax:
in any
22055 Merate, Como.
039 9907612