High braking torque double speed motors
DFP Series
Detail
The DFP series motors are equipped with an electromagnetic springs brake, which works with a.c. and the disk brake has double braking surface.
These motors have been projected to achieve the highest release and braking precision, the maximum braking frequency and high starting frequency.
It is possible to adopt brakes with separate feeding, in the same way as it happens with two speed motors or motors working through inverters.
The high braking torque double speed DFP motors can be made:
- with single three-phase winding with DAHLANDER/YY configuration (single winding) for motors equipped with double polar couples (2/4 and 4/8).
- with double three-phase internal winding for motors with polar couples 2/6, 2/8, 4/6, 6/8.
These motors can be supplied with following polar couples and rotation speed:
| POLAR COUPLES | ROTATION SPEED
[rpm] |
| 2/4 | 3000/1500 |
| 2/6 | 3000/1000 |
| 2/8 | 3000/750 |
| 4/6 | 1500/1000 |
| 4/8 | 1500/750 |
| 6/8 | 1000/750 |
These motors are available with B3, B5 and B14 flange and have following characteristics:
-
IEC sizes = 63 ÷ 180 - Nominal power Pn= 0.18/0.12 ÷ 22/18.5 kW
- Brake type: A.C. current, D.C. current
- Energy efficiency= IE1
- Nominal torque Mn= 0.60/.060 ÷ 99.7/131.4 Nm
All M.T. Motori Elettrici are provided with the screw for the brake hand release and are manufactured complying with IEC international standards.
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