Description
Introduction of Multi-turn Electric Actuator for Valve Control BD/BDM200-C6 Range

Multi-turn Electric Actuator for Valve Control BD/BDM200-C6 Range delivers high-performance driving solutions for heavy-duty industrial valve systems. Strong output torque ensures stable operation under heavy working conditions, and precise positioning technology supports accurate valve adjustment. Rugged structural design enhances environmental adaptability, and the actuators run smoothly even in harsh working sites. Long-term heavy-duty operation becomes possible with optimized internal structure and high-quality components. Key industrial sectors benefit from reliable performance, including power generation, petroleum, chemical engineering, metallurgy, shipbuilding and water treatment.
Meanwhile, durable housing materials work with double sealing structures to provide solid external protection. The combination effectively raises the protection level to IP67 and blocks intrusion from dust, moisture, corrosive media and vibration. Standard three-phase power supply ensures wide voltage compatibility and stable power input across global sites. A full set of safety functions runs in real time to prevent motor burnout, overload damage, over-travel risks and phase loss failures. All-round protection greatly reduces failure rates and extends the whole service life.
Furthermore, diversified control modes bring flexible operation choices for different working scenarios. Stable and continuous output guarantees consistent valve control effects in long-term running. Standard installation dimensions and unified interfaces simplify on-site assembly, commissioning and daily maintenance. User-friendly design lowers operation difficulty and improves overall working efficiency. These advantages make the Multi-turn Electric Actuator for Valve Control BD/BDM200-C6 Range core driving equipment in modern industrial fluid control systems.
Technical Specifications of Multi-turn Electric Actuator for Valve Control BD/BDM200-C6 Range
- Power Supply: Three-phase: 380Vac±10% 50Hz±2%;Single-phase: 220Vac±10% 50Hz±2%
- Input Signals: DC4~20mA; Dry contact; DC24V, AC220V pulse and level signals
- Output Signals: DC4~20mA; 4 sets of field-configurable monostable output contacts, 1 set of remote indication monostable output contacts, 1 set of fault alarm monostable output contacts
- Contact Rating: 250Vac/5A or 30Vdc/5A
- Load Impedance: ≤750Ω
- Operating Temperature: -20℃~+60℃Optional: -30℃~+70℃
- Installation: Mounting flange meets JB2920-81 or ISO5210:2001(GB/T12222-2005) standard. Non-standard flanges can be provided per user specifications.
- Cable Entries: 1x M32x1.5 thread, 2x M20x1.5 threads. Cable diameter: 1x 10~22mm and 2x 5~14mm.
- IP Rating: IP66/67, IP68 optional.
- Sealing System: BD/BDM-C6 electric actuators incorporate double-seal technology, substantially improving electrical protection in-tegrity.

Multi-turn Electric Actuator for Valve Control BD/BDM200-C6 Range
| Output Speed (rpm) | 24 | 36 | 48 | 72 | 96 | 144 | Weight (kg) | Case Number | |
| Three-phase | Rated Torque (N.m) | 2050 | 2050 | 1600 | 1400 | 1100 | 900 | 126 | 6 |
| Motor Power (KW) | 4 | 4 | 5 | 8 | 8 | 8 | |||
| Rated Current (A) | 12 | 12 | 15 | 28 | 28 | 28 | |||
| Locked-Rotor Current (A) | 66.19 | 66.19 | 82.73 | 141.3 | 141.39 | 141.39 |
Stroke Control Mechanism
The actuator employs a highly precise and reliable stroke control mechanism to ensure steady and smooth movement. In line with actual working demands, users can easily set accurate upper and lower travel limits. Meanwhile, the mechanical limit works together with electrical detection to form a dual safety protection system. This integrated design effectively prevents over-travel damage to both valves and the actuator body. Additionally, it supports on-site fine adjustment and fast calibration to adapt to various working conditions. With stable and consistent stroke control, the actuator maintains reliable movement and greatly extends its service life.

Application Scenarios
This multi-turn electric actuator for valve control adapts smoothly to a wide range of heavy-duty industrial scenarios. In particular, it runs reliably and steadily in power plants, oil refineries, chemical facilities and metallurgical plants. Additionally, it fits perfectly in long-distance transmission pipelines, large water supply networks and various municipal engineering projects. Even in high-vibration, high-temperature and strongly corrosive working environments, it keeps stable operation without performance loss. Furthermore, it provides excellent driving support for shipbuilding, paper making and environmental protection industries. With outstanding stability and durability, it fully meets the strict requirements of critical industrial process control systems.

Fieldbus Card
The actuator supports optional fieldbus cards for efficient digital communication. It connects well with Modbus, Profibus-DP, HART and other common protocols. The fieldbus card realizes remote parameter setting and real-time status monitoring. It supports remote fault diagnosis and fast data transmission smoothly. It integrates perfectly with DCS and PLC systems for intelligent control. Stable communication ensures fast response and strong anti-interference ability. It helps users build unified management and highly automatic control systems.
Related Product: BZ Series Linear Intelligent Electric Actuators
BZ series linear intelligent electric actuators serve as key on-site equipment for industrial process control. They feature a compact structure and stable linear motion output, and they cover a thrust range from 1KN to 25KN to meet diverse working demands. Moreover, they adopt a non-intrusive design and support infrared setting without opening the cover, which greatly improves the reliability of electrical parts.
In addition, the series uses a high-resolution dot-matrix LCD to display valve position, working status and alarm information in real time. It also applies a high-precision absolute encoding position sensor for non-contact measurement, and the valve position stays accurate even after power failure. Furthermore, the double-sealing structure brings IP67 protection, and it effectively blocks dust, moisture and corrosive substances in harsh environments.
Besides, BZ series actuators support multiple control modes including local operation, remote analog control and remote switch control. They provide complete protection functions such as over-travel protection, signal loss protection and electrical isolation. They also accept optional fieldbus cards to satisfy intelligent control requirements. With strong adaptability, they are widely used in power, petroleum, chemical, metallurgy, environmental protection and other fields.







