Zhejiang Baide explosion-proof electric butterfly valve D973,D971H,D941,D943H adopts explosion-proof electric actuator with national explosion-proof certification, equipped with various connection forms, various sealing forms, various body materials of butterfly valve products. The electric explosion-proof butterfly valve can be used according to the requirements of the site to develop specific products supporting the content.
Product Main Dimensions
Input signal: 4~20mADCc 1-5VDC 220VAC switch contact signal
Valve output signal: flange 4~20mADC, load resistance: ≤ 500Ω
Resolution: higher than 1/200
Signal isolation: input signal, output signal, power three isolation
Fault state: can be set to 0-100 % full stroke anywhere
Working temperature: standard type : -20~80°C
Relative humidity: ≤90% (no condensation)
Position conversion accuracy: ±0.5%
Insulation resistance: ≥100MΩ (500VDC )
Insulation strength: 2000VAC, 1 minute ( input to output to power to ground )
Seal materials: polytetrafluoroethylene ( MF3 ), para-polystyrene ( MF4 ), metal hard seal ( MF5 ), hard alloy ( MF6 )
Product Main Dimensions
| Explosion-proof Electric Butterfly Valve Main external and connection size 1.6MPa | |||||||
| Nominal Diameter DN | External Size | Electric Actuator | Note | ||||
| L | L1 | H | Electric Height | ||||
| Flange Type | Holder Type | ||||||
| 50 | 108 | 43 | 241 | 395 | 256 | QT1-10 | |
| 65 | 112 | 46 | 412 | ||||
| 80 | 114 | 49 | 272 | 422 | 263 | QT2-15 | |
| 100 | 127 | 56 | 424 | ||||
| 125 | 140 | 64 | 488 | QT2-20 | |||
| 150 | 140 | 70 | 493 | ||||
| 200 | 152 | 71 | 290 | 587 | 298 | QT3-30 | |
| 250 | 165 | 76 | 605 | QT3-50 | |||
| 300 | 178 | 83 | 331 | 668 | 342 | QT4-100 | |
| 350 | 190 | 92 | 331 | 698 | 477 | QT4X-160 | |
| 400 | 216 | 102 | 716 | QT5-200 | |||
| 450 | 222 | 114 | 936 | QT5-250 | |||
| 500 | 229 | 127 | 965 | QT5-300 | |||
| 600 | 267 | 154 | 1045 | QT5-450 | |||
