| Nominal output voltage, V | 220 |
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| Minimal input voltage, V | 165 |
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| Maximal input voltage, V | 265 |
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| Frequency of input alternating voltage, Hz | 50 ± 5 |
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| Intake current (with nominal input voltage), A, not more than | 0.15 |
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| Output power, W, at least | 20 |
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| Nominal output voltage (with nominal input voltage), V | 9 |
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| Adjustment range for output voltage, V | from 8.4 to 9.6 |
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| Maximal load current (with nominal input voltage), A, not more than | 2 |
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| Pulse range for output voltage, mW, not more than | 180 |
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| Instability of output voltage when the input voltage is changed, %, not more than | 1 |
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| Change of output voltage when the output current is changing from maximal to standby current, %, not more than | 15 |
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| Instability of output voltage when the temperature is changed, %/℃, not more than | 0.1 |
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| Short circuit protection when loaded | available, with automatic switch back after short circuit |
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| Threshold of triggering for protection against excessive output voltage, percent of nominal output voltage | from 120 to 140 |
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| Threshold of triggering for protection against excessive output voltage, V, at least | 275 |
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| Threshold of thermal protection triggering, ℃, not more than | 160 |
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| Class of human protection against electric shock as per GOST 12.2.007.0 | I |
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| Insulation resistance between input and output terminals, between input terminals and grounding terminal, between output terminals and grounding terminal, MΩ, at least | 20 (in normal operation conditions); 5 (at upper operation conditions temperature limit); 1 (at upper relative humidity limit)
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| Operation conditions: | temperature, ℃ | from -30 to +50 |
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| Relative humidity, %, not more than | 80 |
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| atmospheric pressure, kPa | from 86 to 106.7 |
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| Mechanical modification group as per GOST 30631-99 | M6 |
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| Degree of housing protection against ingress of solid objects and water as per IEC 60529 | IP20 (housing, terminals); IP40 if installed inside electric cabinet) |
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| Maximal cross-sectional area of connectible conductors, mm², not more than | 2.5 |
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| Weight, kg, not more than | 0.2 |
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| Overall dimensions W x H x D, mm | 35.6 × 114.5 × 104.6 |
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| Service life, years | 10 |
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