Bernard ST Multi-turn Actuators: Selection &

source： date：2026-09-30

I. Technical features of original Bernard products:

1) Control circuit integrated with the actuator; 2) integrated circuits; 3) terminal electric limits; 4) torque protection; 5) motor over-heat protection; 6) protection rating IP68; 7) multiple mounting options, freely selectable speeds, single- or three-phase power; compact, lightweight, intelligent digital circuitry.

伯纳德ST多转式电动执行器

(1) on/off type

Parameter / Type		Max. torque Nm	Operating torque Nm	Actuator model	Speed rpm	时间秒 / 圈	法兰尺寸 ISO	S4 ：电机负荷率 30%
Parameter / Type		Max. torque Nm	Operating torque Nm	Actuator model	Speed rpm	时间秒 / 圈	法兰尺寸 ISO	Power kW	Speed rpm	Rated current	Starting current
On-off type	380V 50HZ IP68	60	60	ST6	11	5.42	F10/07	0.10	750	0.8	1.6
		60	60		16	3.75		0.10	750	0.8	1.5
		60	60		23	2.61		0.37	1500	1.1	5.0
		60	60		30	2.00		0.37	1500	1.1	5.0
		60	60		46	1.30		0.37	1500	1.1	5.0
		60	60		61	0.98		0.50	3000	1.6	5.0
		60	60		92	0.65		0.50	3000	1.6	5.0
		140	140	ST14	11	5.42	F10/14	0.37	1500	1.1	5.0
		140	140		16	3.75		0.37	1500	1.1	5.0
		140	140		23	2.61		0.50	1500	1.5	5.0
		140	140		30	2.00		0.50	1500	1.5	5.0
		140	140		46	1.30		0.90	1500	2.7	14.0
		140	140		61	0.98		0.90	1500	2.7	14.0
		140	140		92	0.65		1.50	3000	3.4	24.0
		140	140		120	0.50		1.50	3000	3.4	24.0
		300	300	ST30	16	3.75	F14	0.90	1500	2.7	14.0
		300	300		23	2.61		1.50	1500	3.7	21
		300	300		30	2.00		1.50	1500	3.7	21
		300	300		46	1.30		1.50	1500	3.7	21
		300	300		61	0.98		2.20	1500	5.1	27
		300	300		92	0.65		2.20	3000	4.4	33
		300	300		120	0.50		2.20	3000	4.4	33
		700	700	ST70	16	3.75	F16	2.20	1500	5.1	27
		700	700		23	2.61		3.00	1500	7.2	37
		700	700		30	2.00		3.00	1500	7.2	37
		700	700		46	1.30		4.00	1500	9.1	52
		700	700		61	0.98		4.00	1500	9.1	52
		700	700		92	0.65		4.50	3000	9.2	69
		650	650		120	0.50		4.50	3000	9.2	69
		450	450		190	0.32		4.50	3000	9.2	69
		1750	1750	ST175	16	3.75	F25	4.00	1500	9.1	52
		1750	1750		23	2.61		5.50	1500	11.5	85
		1750	1750		30	2.00		5.50	1500	11.5	85
		1750	1750		46	1.30		7.50	3000	15.3	132
		1600	1600		61	0.98		7.50	3000	15.3	132
		1100	1100		92	0.65		7.50	3000	15.3	132
		900	900		120	0.50		7.50	3000	15.3	132
		600	600		190	0.32		7.50	3000	15.3	132
	220V 50HZ IP68	60	60	ST6	11	5.42	F10/07	0.10	750	2.5	3.0
		50	50		16	3.75		0.10	750	2.5	3.0
		60	60		23	2.61		0.40	1500	4.0	6.3
		55	55		30	2.00		0.40	1500	4.0	6.3
		40	40		46	1.30		0.40	1500	4.0	6.3
		45	45		61	0.98		0.40	3000	3.5	10.5
		30	30		92	0.65		0.40	3000	3.5	10.5
		140	140	ST14	11	5.42	F10/14	0.30	1500	3.5	15.0
		140	140		16	3.75		0.30	1500	3.5	15.0
		110	110		23	2.61		0.30	1500	3.5	15.0
		100	100		30	2.00		0.30	1500	3.5	15.0
		80	80		46	1.30		0.30	1500	3.5	15.0
		60	60		61	0.98		0.30	1500	3.5	15.0
		45	45		82	0.73		0.30	1500	3.5	15.0
		30	30		120	0.50		0.30	1500	3.5	15.0

Note: the modulating-parameter table is incomplete in the original backup (only the header survives) — contact us for modulating-duty data.