The power module B3-262 is meant for providing the radio electronic equipment with supply voltages.
- low pulse and noise level at the output
- tough operation conditions in special-purpose equipment
- high reliability and protection from fault, overload
- operating temperature range is from -10° to +50°
The power module B3-262 has a version B3-262.1 with the changing of rates of supply voltages and channel power.
Electrical parameters (B3-262/B3-262.1):
Maximal input power, W, not more than
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135/98
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Output voltage:
from the one-phase alternating current network
from the direct current source (accumulator)
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(220 ± 22) V with the frequency (50 ± 3) Hz
24 V
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The level of industrial radio interference created by the module at the feed circuits
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Complies with the requirements of the group 1.1.1 according to the GOST 25803-91.
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Radio interference level at the module output (discrete frequency components), not more than:
in the frequency range from 10 to 100 kHz
in the frequency range from 100 to 3000 kHz
in the frequency range from 3 to 130 MHz
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40 dB
50 dB
60 dB
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Typical efficiency factor
from the one-phase alternating current network
from the direct current source (accumulator)
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73
85
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Microprocessor control, control and monitoring using the I2C interface
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Yes
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Galvanic isolation of the input/output
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Yes
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Remote on/off, remote fail signal
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Yes
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Insulation resistance:
input/package, MOhm, not less than
output/package, kOhm
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20
100
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Resistance to the breakdown voltage, V, not more than
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1500
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Overall dimensions, mm
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425128105
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Mass, kg, not more than
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8
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Average mean time between failures, h, not less than
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50000
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Average service life, years, not less than
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12
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Output electrical parameters B3-262:
Output voltage
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Nominal load current, A
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Pulse voltage, mV, not more than
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5 V
5 V stand.
15 V
minus 15 V
24 V (isol.)
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4,51
2,5
1,582
0,812
0,64
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10
10
15
15
24
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Output electrical parameters B3-262.1:
Output voltage
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Nominal load current, A
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Pulse voltage, mV, not more than
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4 V
5 V
5 V stand.
8,55 V
12 V
15 V
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2,0
8,6
1,4
2,85
0,021
0,2
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10
10
10
10
10
10
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Climatic parameters:
- application type – equipment of the group 1.1 of the climatic version “O”, 2.1.1, 2.2.1, 2.3.1 according to the GOST 20.39.304-98;
- operating temperature range is from minus 10° to +50 °;
- resistance to air hyperhumidity to 98% (at 35 °);
Mechanical parameters:
- resistance to sinusoidal vibration to 2 g;
- resistance to acoustic noise with the sound pressure 130 dB.
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