Normally closed. Valve disc status sensor(solid state relay). Actuator core is insulated from the working media. Two-way media flow.
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- Specifications
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Specifications
| Nominal diameter of large passage (DN1), mm | 40 | 80 | |||||||
|---|---|---|---|---|---|---|---|---|---|
| Nominal diameter of small passage (DN2), mm | 10 | 25 | 32 | 40 | |||||
| Nominal pressure (PN), kgf/cm² | 25 | ||||||||
| Pressure difference (ΔP) for direct thrust, kgf/cm² | from 0 to 25 1) | ||||||||
| Pressure difference (ΔP) for inverted thrust, kgf/cm² | from 0 to 8 1) | ||||||||
| Working pressure, kgf/cm² | 38 | ||||||||
| Closing mechanisms sealing according to GOST R 54808 | «A» class | ||||||||
| Case material | steel 10Kh18N9L | ||||||||
| Supply voltage |
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| Consumed power (PF / PHold), W |
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| Operation length, % | 100 | ||||||||
| Activation frequency, cycle/min, not more than | 6 | ||||||||
| Operational media temperature, ℃ | from -50 to +80 (short-time operation up to 100) from 5 to 200 – for «200C» design | ||||||||
| Ambient temperature, ℃ | from -50 (from -60 – on order) to +60 | ||||||||
| Explosion protection marking | 1Ex d IIC T4 Gb X, Ex (ISO/DIS 80079-36) IIC T6 Gb X; (1Ex d IIC T4 Gb X, Ex (ISO/DIS 80079-36) IIC T6...T3 Gb X - only for «200C») | ||||||||
| Orientation on the pipeline | with actuator of larger passage facing up ±90° | ||||||||
| Process connection | flange design F according to GOST 33259-2015 (other – on order) | ||||||||
Overall dimensions, mm | A, not more than | 551 | 656 | 656 | 656 | ||||
| B, not more than | 317 | 373 | 373 | 373 | |||||
| C | 230 | 308 | 308 | 308 | |||||
| Weight, kg, not more than | 24 | 36 | |||||||
| Full service life, years | 40 | ||||||||
Note. 1) ΔP, which guarantees «A» class closing mechanism sealing | |||||||||