A2-6-8-9 series intelligent contoller designed for power up to 20HP, Meudy brand0 pages

INTELLIGENT CONTROLLER

APPLICATION

Protection and control of single phase pumps

MAIN FEATURES

• Built-in function switch:applied for water supply by liquid level control

Or pressure control applied for drainage by liquid level control

• Computer main board&module for industrial&civil pump

• Auto/manual switch

• Over current(over load)protection

• LCD displays pump running information

• Under voltage protection

• Over voltage protection

• Pump motor staled protection

• Push button calibration

• Prompt for uncompleted parameter calibrating

• Dry running protection witout installing float switch or liquid probe in the well

• Pump accumulative running time displaying

MAIN SPECIFICATIONS

• Rated Input voltage:AC220V-240V,Single Phase

• Rated Frequency:50Hz/60Hz

• Rated Output Power of Pump Motor:0.37-2.2kW(0.5HP-3HP)

Technical data

Action time of short circuit < 0.1 sec

Action time of over current: 5 sec

Recovery time of over current: 30 min.

Action time of dry-running protection: 6 sec.

Recovery time of dry-running: 30 min

Double liquid level transfer distance : > 1000m

Installation environment index

» Grade of protection: IP20

» Environment temperature: -25'C~ + 55(C

» Environment humidity: (20 -90) % RH

59

INTELLIGENT CONTROLLER A6/A8

A6 A8:0.75-15kW A8:18.5-30kW

MAIN FEATURES MAIN SPECIFICATIONS

• Built-in Function Switch: • Rated Input voltage:AC380V,Three Phase

Applied for water supply by liquid level control or pressure • Rated Frequency:50Hz/60Hz

• control applied for drainage by liquid level control • Rated Output Power of Pump Motor:

• Computer main board and module for industrial&civil pump A6:0.75-7.5kW(1 HP-10HP),

• over current over(load)protection A8:0.75-30kW(1 HP-40HP)

• under voltage protection

• Over voltage protection

• Pump voltage protection

• LCD Displays Pump Running Information

• Push Button Calibration

• Auto/Manual Switch

• Open Phase Protection

• Dry Running Protection Without installing Float Switch or liquid in the well

Technical data

• Action time of short circuit < 0.1 sec

• Action time of open phase: < 2 sec

• Action time of over current: 5 sec

• Recovery time of over current: 30 min

Action time of dry-running protection: 6 sec.

• Recovery time of dry-running: 30 min

• Double liquid level transfer distance : > 1000m

Installation environment index

• Grade of protection: IP20

• Environment temperature: -25<C~ + 55'C

• Environment humidity: (20~90)%RH