Cooling Characteristics Of Motor With Shaft-Driven Cooling Fan - FujiFilm FVR-Micro Instruction Manual

Cooling Characteristics of Motor with Shaft-driven Cooling Fan

Nominal Applied Motor and Characteristic Factors when P99 (Motor 1 selection) = 0
Nominal Thermal time
constant τ
applied motor
(kW) (Factory default)
0.1 to 0.75
1.5 to 4.0
5.5 to 11
15
18.5, 22
30
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).
Reference current
for setting the
thermal time
constant (Imax)
5 min
Allowable
continuous current
× 150%
10 min
Output frequency for
motor characteristic factor
f2
7 Hz
6 Hz
5 Hz
7 Hz
5 Hz
Base Base
frequency frequency
× 33% × 33%
5-26
Characteristic
factor
α1 α2
f3
75% 85% 100%
85% 85% 100%
90% 95% 100%
85% 85% 100%
92% 100% 100%
54% 85% 90%
α3