Valve Actuators

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Valve actuator is a device used to control valve opening, closing, and regulation, which can automatically operate valves based on control signals to control fluid flow. We offer four types of valve actuators: manual valve actuators, worm gear actuators, pneumatic valve actuators, and electric valve actuators.

Applications

Our valve actuators are used in chemical pipeline systems, fluid transport systems in power plants, steam transport pipeline systems in steel mills, and in fluid transport pipeline systems where they are paired with valves.

Manual Valve Actuator (Lever Actuator)

Specifications

Size	ØD	H	L
DN32	55	37.5	122.5
DN40-80	72	53	178
DN100-150	92	63	248

Worm Gear Actuator

Specifications

Size	ØD	ØD1	n-Ma	H	L	D0	Notes
DDN40-80	72	50	4-M6	52	148	136	Single Stage
DN100-150	92	70	4-M8	52	148	136
DN200-250	125	102	4-M10	76	193	263
DN300-350	150	125	4-M12	79	210	263
DN400-450	175	140	4-M16	150	301	400	Double Stage
DN500	210	165	4-M20	175	317	300
DN600	210	165	4-M20	186	334	300
DN700-800	300	254	8-M16	215	280	400
DN900-1000	300	254	8-M16	245	330	400
DN1200	350	300	8-M20	320	440	430

Pneumatic Valve Actuator

Specifications

Size	A	B	C	D	E	F	G	H	I	J	K	L	M	N	Z	Ø	Interfaces for Gas
DA/SR-52	30	42	66	72	92	65	30	80	Ø36	Ø50	M5*8	M6*10	11	14	147	Ø40	NAMUR G 1/4"
DA/SR-63	36	47	81	88	108	72	30	80	Ø50	Ø70	M6*10	M8*13	14	18	168	Ø40	NAMUR G 1/4"
DA/SR-75	42	53	94	100	120	81	30	80	Ø50	Ø70	M6*10	M8*13	14	18	184	Ø40	NAMUR G 1/4"
DA/SR-83	46	57	99	109	129	92	30	80	Ø50	Ø70	M6*10	M8*13	17	21	204	Ø40	NAMUR G 1/4"
DA/SR-92	50	59	111	117	137	98	30	80	Ø50	Ø70	M6*10	M8*13	17	21	262	Ø46	NAMUR G 1/4"
DA/SR-105	58	64	123	133	153	110	30	80	Ø70	Ø102	M8*13	M10*16	22	26	268	Ø46	NAMUR G 1/4"
DA/SR-125	68	75	146	155	185	128	30	130	Ø70	Ø102	M8*13	M10*16	22	26	301	Ø46	NAMUR G 1/4"
DA/SR-140	75	77	161	172	202	138	30	130	Ø102	Ø125	M10*16	M12*20	27	31	390	Ø60	NAMUR G 1/4"
DA/SR-160	87	87	184	197	227	158	30	130	Ø102	Ø125	M10*16	M12*20	27	31	458	Ø60	NAMUR G 1/4"
DA/SR-190	103	103	216	230	260	189	30	130	∕	Ø140	∕	M16*25	36	40	525	Ø60	NAMUR G 1/4"
DA/SR-210	113	113	236	255	285	210	30	130	∕	Ø140	∕	M16*25	36	40	532	Ø60	NAMUR G 1/4"
DA/SR-240	130	130	265	289	319	245	30	130	∕	Ø165	∕	M20*25	46	50	602	Ø60	NAMUR G 1/4"
DA/SR-270	147	147	299	326	356	273	30	130	∕	Ø165	∕	M20*25	46	50	722	Ø60	NAMUR G 1/2"

Electric Valve Actuator

Specifications

Type	øA	øB	C	D	H	H1	F*F	n-Ma	n-Mb
SKD-05	50	36	155	124.5	23	115	9, 11, 14	4-M6	4-M5
SKD-10	70	50	208	141	34	117	11, 14, 17	4-M8	4-M6
SKD-16	70	50	208	141	34	117	11, 14, 17	4-M8	4-M6
SKD-25	102	70	256	153	48	141	14, 17, 22	4-M10	4-M8
SKD-50	102	70	256	153	48	141	14, 17, 22	4-M10	4-M8