FujiFilm FVR-Micro - Cooling Characteristics of Motor with Shaft-Driven Cooling Fan

Cooling Characteristics of Motor with Shaft-driven Cooling Fan
Nominal Applied Motor and Characteristic Factors when P99 (Motor 1 selection) = 0
Nominal
applied motor
(kW)
Thermal time
constant τ
(Factory default)
Reference current
for setting the
thermal time
constant (Imax)
Output frequency for
motor characteristic factor
Characteristic
factor
f2 f3
α1 α2 α3
0.1 to 0.75
5 min
Allowable
continuous current
× 150%
5 Hz
7 Hz
75% 85% 100%
1.5 to 4.0 85% 85% 100%
5.5 to 11 6 Hz 90% 95% 100%
15 7 Hz 85% 85% 100%
18.5, 22 5 Hz 92% 100%
100%
30
10 min
Base
frequency
×
33%
Base
frequency
×
33%
54%
85%
90%
When F10 = 2, the cooling effect is not decreased by the output frequency so that the overload
detection level is a constant value without reduction (F11).
5-26