W21 Fan & Exhaust (Aluminium) – Two Speed
The W21 Multimounting has aluminum frame and removable feet being able to provide great flexibility and facilitate the change of configuration without requiring additional machining or modifications. Its terminal box can rotate every 90 degrees, allowing the connection of the motor cables on any side. Furthermore, these motors are totally interchangeable with the cast iron motors.
Features
- Efficiency IE2, IE3 and IE4
- Output: 0,16 up to 15 cv
- Number of poles: 2, 4, 6 and 8
- Frames: 63 up to 200M/L
- Voltage: 220/380V
- Frequency: 60 Hz
- Service factor: 1.15
- Protection: IP55
- Mounting: B3D
- According ABNT/IEC
Optionals
- Double shaft end
- Flange C or FF
- Drip cover for vertical application
- Special painting
- Space heater
- Thermal protection: termistors, termostats or Pt-100
- Additional accessories terminal box
- Insulation class “H”
- Other optional, under request
Multimounting System
The foot installation system of the W21 Multimounting offers great flexibility and allows to change the mounting configuration of the motor without requiring machining or additional modifications.
Sealing
The sealing system of the W21 motor directly contributes to increasing the useful life and reliability of the motor in harsh environments. Its function is to prevent the ingress of any materials into the motor.
Ventilation System
Fan designed to ensure greater ventilation efficiency with lower noise level.
Frame
Made of aluminum, it provides the motor with good mechanical resistance and low weight.
Terminal Box
Made of cast iron, it can be turned in stages of 90°. Good internal space for easy handling and cable connection.
Endshields
They are made of cast iron with fins for better heat dissipation, thus extending the rolling bearing useful life.
