KP Series
AC-DC Converters >100 Watt
Rugged Environment
Edition 4/4.99
2/23
MELCHER
The Power Partners.
Type Key
L KP 5 6 60 -6 E R P D T B1
Input voltage range
Ui:
187…255 V AC, 47...63 Hz ............................. L
Series ............................................................................ KP
Number of outputs (5 for double outputs) ........................ 5
Nominal voltage output 1
Rectifier version .............................................. 6
Battery charger version ................................... 7
Other specications .................................... 0...9
Symmetrical double output units:
Nominal voltage output 1/output 2,
Uo1/2 nom
24 V/24 V (48 V series connection) ............... 60 1
25.25...28.25 V (50.5...56.5 V ser. conn.) ..... 40 1
other symmetrical voltages .................... 80...99
Operational ambient temperature range
TA:
–25…50
°C ..................................................... -5
–25…60
°C ..................................................... -6
–25…71
°C ..................................................... -7
Customer specific ..................................... -0...-4
Auxiliary functions and options:
Output voltage control input ........................... R 2
Inrush current limitation ................................... E
Potentiometer (output voltage adjustment) ..... P 2
Save data signal (D0...DD, to be specied) ... D
Current sharing ............................................... T
Cooling plate ................................................. B1
1 External wiring of main and second output depending upon the desired output conguration (see: R-Function for different output con-
figurations).
2 Feature R excludes option P and vice versa. Option P not available for LKP 5740-6R.
Example:
LKP
5740-6RD3: Power factor corrected AC-DC converter, input voltage range 187...255 V AC, double out-
put, each providing 25.25...28.25 V/4.5 A, equipped with feature R, undervoltage monitoring option, opera-
tional ambient temperature range –25...60
°C.
Type Survey and Key Data
Non standard input/output configurations or special custom adaptations are available on request. See also:
Commercial
Information: Inquiry Form for Customized Power Supply.
Table 1: Type survey
Output
Output current ,input voltage and efficiency 1
Opt.
voltage
TA = 50°C
Ui min...Ui max
hmin TA = 60°C
Ui min...Ui max
hmin TA = 70°C
Ui min...Ui max
hmin
Uo [V DC]
Io nom [A]
187...255 V AC
[%]
Io nom [A]
187...255 V AC
[%]
Io nom [A]
187...255 V AC
[%]
24 2
11.6
LKP 5661-5R
85
10.4
LKP 5660-6R
86
9.6
LKP 5662-7R
85
E
25.25...28.25 2
10
LKP 5741-5R 4
85
9
LKP 5740-6R 4
86
8
LKP 5742-7R 4
85
D
24, 24
5.8, 5.8
LKP 5661-5R
85
5.2, 5.2
LKP 5660-6R
86
4.8, 4.8
LKP 5662-7R
85
P 5
48 3
5.8
LKP 5661-5R
85
5.2
LKP 5660-6R
86
4.8
LKP 5662-7R
85
T
50.5...56.5 3
5
LKP 5741-5R 4
85
4.5
LKP 5740-6R 4
86
4
LKP 5742-7R 4
85
B1
1 Efficiency at Ui nom and Io nom.
2 Parallel connection of Uo1 and Uo2.
3 Series connection of Uo1 and Uo2.
4 Designed for battery charging. Needs external temperature sensor.
5 Option P not available for LKP 5741-5R, LKP 5740-6R, LKP 5742-7R.