HDM Declutch Wormgear for Pneumatic Actuator

declutch gearbox
declutch gearbox
hdm declutch gearbox
hdm declutch operator gearbox
hdm wormgear operator
hdm declutch wormgear

HDM De-clutchable wormgear offers simple and reliable manual positioning of the valves, dampers and other quarter-turn devices when overriding existing pneumatic, electric or hydraulic

Description

HDM De-clutchable wormgear offers simple and reliable manual positioning of the valves, dampers and other quarter-turn devices when overriding existing pneumatic, electric or hydraulic

quarter-turn actuators. All unit are suitable for both indoor and outdoor installation. The modular design is to provide the most efficient and effective solution to a full range of manual overriding requirements.

 

 

Main Product features

To engage manual operation, first pull out the lock handle and then rotate the clutch lever in anti-clockwise direction until engagement takes place. To return to automatic mode, first pull

out the lock handle and then rotate the clutch lever in clockwise

 

No. Name Material
1 Shaft 45# Steel
2 Seal Ring EPDM
3 Snap Spring Spring Steel
4 Upper End Cap Aluminium Die Casting
5 Screw 304
6 Pull Rod 304
7 Body Aluminium Die Casting
8 Seal Ring EPDM
9 Gear QT500
10 Reducing Sleeve QT400
11 Worm Qt400

 

Model Pneumatic Actuator Cyilinder diameter Double Acting Pneumatic Actuator Cyilinder diameter Single Acting
HDM-1 HPA052DA—HPA092DA HPA052SR—HPA092SR
HDM-2 HPA092DA—HPA105DA HPA083SR—HPA105SR
HDM-3 HPA125DA—HPA160DA HPA105SR—HPA125SR
HDM-4 HPA190DA—HPA210DA HPA140SR—HPA160SR
HDM-5 HPA240DA HPA190SR—HPA210SR
HDM-6 HPA270DA—HPA300DA HPA240SR—HPA270SR

 

Remark:The bottom center of the HDM-4 is either F10/F14 or F10/F12
New Manual Override Countershaft Valve Connection Actuator Connection
b1 N b2 M D1 4-M1 D2 4-M2 E D3 4-Φ1 D4 4-Φ2
HDM-1 14 22 14 16 Φ50 4-M6 Φ70 4-M8 70*70 Φ50 4-Φ6.5 Φ70 4-Φ8.5
HDM-2 17 22 17 18 Φ70 4-M8 Φ102 4-M10 95*95 Φ70 4-Φ8.5 Φ102 4-Φ10.5
HDM-3 22 28 22 22 Φ102 4-M10 Φ125 4-M12 114*114 Φ102 4-Φ10.5 Φ125 4-Φ12.5
HDM-4 27 32 27 30 Φ102 4-M10 Φ125 4-M12 129*129 Φ125 4-Φ12.5 Φ140 4-Φ16.5
HDM-5 36 45 36 38 Φ140 4-M16 / / 156*156 Φ140 4-Φ17 Φ165 4-Φ21
HDM-6 46 50 46 48 Φ165 4-M20 / / 160*160 Φ165 4-Φ22 / /
New Manual Override A B ΦC F T Y H S K Ratio Rated Input Rated Onput
HDM-1 90 55 Φ88 115 44 145 120 53 10 26:1 Nm 250Nm
HDM-2 125 64 Φ110 135 62.5 178 133 56.5 13 28:1 Nm 450Nm
HDM-3 140 71 Φ129 166 70 212 180 68.7 12.5 38:1 Nm 700Nm
HDM-4 188.5 93 Φ174 202 94 280 195 84 15 54:1 Nm 1200Nm
HDM-5 222 110 Φ205 245 110 315 225 92 15 80:1 Nm 2000Nm
HDM-6 252 120 Φ275 280 125 320 252 102 15 78:1 Nm 3000Nm