Backlash

It is a gap intentionally set in the movement direction between the machine elements that mesh with each other such as a cogwheel used for the reduction gear. More Details >>

Connection of the FR-HEL

Yes. More Details >>

Changing parameters

Before you change Pr.7 and Pr.8, you must switch to the PU operation mode. Switch to the PU operation mode and change them. More Details >>

Compatibility of the function with FR-A100

Yes. Compared with the FR-A100:- The PI control function is added.- Fast-response current limit operation is improved.- Cumulative energy monitor is added. More Details >>

How much low-speed torque can be output?

By choosing the General-purpose magnetic flux vector control and slip compensation function, you can output torque of 150% or more at 1 Hz (200% or more at 3... More Details >>

What applications are suitable?

Variable speed control of small-capacity motor and other applications for which small size and low cost are required. (Examples: Replacement for gears and pu... More Details >>

What parameters (settings) are available?

The following three functions can be set: - Acceleration/deceleration time- Electronic thermal O/L relay- Maximum frequencyThe parameter unit is not used but... More Details >>

Installing contactor on input side

It is not recommended to install a contactor on the input side and connect the auxiliary contact to the terminal STF of the inverter for the following reason... More Details >>

Amount of heat

The inverter (FR-A520-5.5K) itself generates approximately 310 W of heat. This is the amount generated under the inverter rated current 100% load. Since the ... More Details >>

Communication operation with FR-E500

We have no sample program for RS485 communication. Since the communication method of the FR-SW0-SETUP uses a different protocol from 485 communication and st... More Details >>