Nominal diameter (DN), mm | 15 | 20 | 25 | 32 | 40 | 50 | 80 | 100 |
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Effective diameter, mm | 15 | 20 | 25 | 32 | 40 | 50 | 80 |
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Nominal pressure (PN), kgf/cm² | 25 |
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Pressure difference (ΔP) for direct thrust, kgf/cm² | from 0 to 25 |
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Pressure difference (ΔP) for inverted thrust, kgf/cm² | not applied 1) |
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Working pressure, kgf/cm² | 38 |
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Closing mechanism sealing according to GOST R 54808 | «A» class |
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Case material | steel 10Kh18N9L |
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Supply voltage | ~ 220 V, 50 Hz | 24 V (on order) |
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Consumed power (PF / PHold), W | |
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Operation length, % | 100 |
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Activation frequency, cycle/min, not more than | 6 |
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Operational media temperature, ℃ | from -50 to +80 |
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Ambient temperature, ℃ | from -50 (from -60 - on order) to +60 |
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Explosion protection marking | non-electrical part: 1Ex h IIC T6 Gb X; actuator: 1Ex db IIC T4 Gb X |
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Orientation on the pipeline | with drive facing up ±90° | with drive facing up ±5° |
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Process connection | flange design F according to GOST 33259-2015 (other – on order) |
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Overall dimensions, mm | A, not more than | 234 | 238 | 374 | 374 | 425 | 413 | 502 | 502 |
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B, not more than | 197 | 202 | 238 | 238 | 281 | 281 | 339 | 339 |
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C | 132 | 132 | 196 | 196 | 230 | 230 | 308 | 308 |
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Weight, kg, not more than | 6.5 | 7 | 10 | 11 | 16 | 17.5 | 30 | 32 |
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Full service life, years | 40 |
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Note. 1) When pressure is supplied in the opposite direction, the valve will be opened |