The world’s latest state-of-the-art mechanical actuator.
Summary
Nippon Gear officially releases LSB, our newest series electric actuator with a compact and light body.
In addition to its robust, highly accurate structure and full complement of control mechanisms, its design for excellent maintainability ensures stable operation over a long period of time.
To meet demands from the market across a wide range of fields, we offer a variety of protection features, including a wide range of gear ratios, water-resistant design, explosion-proof design, and integral control specifications.
Standard IP68 Specification. Designed to withstand submersion in case of accidents (submersion for 72 hours, water head of 10 meters).
Application
– Applicable for the thermal/hydro power plant, water and sewage treatment facility, oil & gas industry, chemical, marine, paper mill industries, etc.
– Connectable for multi-turn type valves (Gate, Globe, through gate, sluice gate, etc.) directly.
– Combinable with a part-turn type actuator by connecting with a part-turn type valve (butterfly valve, plug valve, damper, etc.)
Features
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Small and Light
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Overwhelming Tolerance for Torque
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Elevated maintenance accessibility
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Newly designed High-Performance Torque Switch
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Highly durable gear
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Newly designed High-Precision Geared Limit Switch
Specifications – LSB Series
Unit Size | LSB-1 | LSB-3 | LSB-5 |
---|---|---|---|
Mechanical Spec. | |||
Torque rating (N·m) | 170 | 550 | 1000 |
Thrust rating (kN) | 50 | 130 | 160 |
Min/Max stem capacity (mm) | Thread: 40 / Key: 30 | Thread: 60 / Key: 45 | Thread: 75 / Key: 60 |
Output speed (min⁻¹) | 60Hz: 22~229 50Hz: 18~193 |
60Hz: 22~229 50Hz: 18~193 |
60Hz: 22~229 50Hz: 18~193 |
Attachable actuator | BGA-type, CWG-type, HB-type | Same | Same |
Torque switch | 1a1b contact (open/close) | Same | Same |
Limit switch | 4R-4C type (2a2b) | Same | Same |
Electric / Modulating Control | |||
Heater | Standard | Standard | Standard |
Motor size (kW) | 0.2 / 0.4 / 0.75 | 0.75 / 1.5 | 2.2 / 5.5 |
Standard Power Supply | 60Hz: AC200/220/400/440V 50Hz: AC200/220/400/440V |
Same | Same |
Insulation type | F class | F class | F class |
Rating | 15 min (duty) | 15 min (duty) | 15 min (duty) |
Push button lamp station | Option | Option | Option |
Position transmitter, R/I converter | Option | Option | Option |
Electromagnetic switch | Modulating control (optional) | Modulating control (optional) | Modulating control (optional) |
Enclosure | |||
IP grade | IP68 | IP68 | IP68 |
Ambient Temperature | -20℃~+70℃ | Same | Same |
Explosion proof | IECEx (Exd II CT4 Hydrogen) / TIIS (Japan) / KOSHA (Korea) / ITRI (Taiwan) | Same | Same |
Weight (kg, without options) | 31 | 59 | 110 |
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