Action Type
ZHA type: direct action, pneumatic closer. When air pressure increase, the stem part would move down
ZHB type: re-action, When air pressure increase, stem part would more up
Performance and selected parameter
| Type | ZHA/B-11 | ZHA/B-22 | ZHA/B-23 | ZHA/B-34 | ZHA/B-45 | ZHA/B-56 |
|---|---|---|---|---|---|---|
| Travel（mm） | 10 | 10、16 | 16、25 | 40 | 40、60 | 100 |
| Effective area（cm） | 200 | 350 | 350 | 560 | 960 | 1600 |
| Air interface size | M10×1 | M12×1.25 | M16×1.5 | |||
| Air supply pressure | 0.14、0.25MPa | |||||
| Working temperature | -30~60ºC | |||||
| Spring scope | 0.02~0.10、0.04~0.10、0.08~0.24MPa | |||||
| Hystersis | With positioner : 1%, without positioner : 3% | |||||
| Linearity | With positioner : 1% Without positioner : ±5% | |||||
Model Establishment
| ZH | Action type | Size specification | Spring scope （KPa） | Handwheel structure |
|---|---|---|---|---|
| ZH series actuator | A: Direct action B:Re-action | 11 22 23 34 45 56 | 20-100 40-200 80-240 | Without : Without handwheel D:top entry handwheel C: Side entry handwheel |
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- Contact Person: Mr. Steve Zhao
- Tel: +86-21-68106360
- Wechat: 1503503
- E-mail: valve@dtjt.com
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