Description
The Belimo PKBUP-MFT-T is a high-torque damper actuator delivering 1400 in-lb of force with integrated electronic fail-safe functionality. It operates across a wide AC/DC voltage range and supports MFT programmable control for precise and flexible damper positioning.
Technical Specifications
| Condition |
New/Never Used Surplus |
| Brand |
Belimo |
| Category |
Damper Actuators |
| Part Number |
PKBUP-MFT-T |
| Subcategory |
Electronic Fail-Safe Actuators |
| Actuator Type |
Electronic fail-safe, MFT programmable |
| Nominal Torque |
1400 in-lb (160 Nm) |
| Holding Torque |
50 Nm |
| Nominal Voltage |
AC 24…240 V / DC 24…125 V |
| Nominal Frequency |
50/60 Hz |
| Voltage Range |
AC 19.2…264 V / DC 19.2…137.5 V |
| Power Consumption (Running) |
52 W |
| Power Consumption (Rest) |
9 W |
| Control Signals |
2…10 V, 4…20 mA, On/Off, Floating Point |
| Communication Protocols |
BACnet MS/TP, Modbus RTU, MP-Bus |
| Auxiliary Switches |
2 × SPDT |
| Angle of Rotation |
Max. 95° |
| Running Time |
35 s / 90° (adjustable 30…120 s) |
| Fail-Safe Running Time |
<30 s |
| Degree of Protection |
IP66/67 |
| Enclosure Rating |
NEMA 4X |
| Ambient Temperature |
-22…122°F (-30…50°C) |
| Weight |
7.3 lb (3.3 kg) |
Information About PKBUP-MFT-T
The PKBUP-MFT-T is part of Belimo’s heavy-duty electronic fail-safe actuator platform developed for critical damper control applications. It combines high torque output with programmable MFT functionality, supporting analog, digital, and network-based control through BACnet MS/TP, Modbus RTU, and MP-Bus. The actuator features adjustable fail-safe positioning, configurable bridging time, and reversible direction of motion using the Belimo Assistant App. Its sealed IP66/67 and NEMA 4X enclosure ensures maintenance-free operation in harsh mechanical and environmental conditions.
Key Features
- High Torque Damper Actuation: Delivers 1400 in-lb of torque, supporting reliable operation of large and high-resistance dampers.
- Electronic Fail-Safe Functionality: Integrated energy storage enables controlled movement to a configurable safety position during power loss.
- MFT Programmable Control Platform: Supports 2…10 V, 4…20 mA, on/off, and floating point control with flexible parameter configuration.
- Integrated Network Communication: Native BACnet MS/TP, Modbus RTU, and MP-Bus enable direct connection to building automation systems.
- Adjustable Operating And Fail-Safe Timing: Motor and fail-safe runtimes are configurable to match system response requirements.
- Dual Auxiliary Switches: Two SPDT switches provide precise end-position indication and control interlocking.
- Rugged Environmental Protection: IP66/67 and NEMA 4X ratings protect against dust, moisture, and demanding operating conditions.
The PKBUP-MFT-T delivers the reliability and precision required for high-torque, fail-safe damper control in commercial and industrial HVAC systems.
