Gandras Energoefektas

DIGITAL CONTROLLER CPA 4.0

CPA 4.0 is reliable, simple in installation and operation. Its basic features are:

• precise, and therefore economical switching on and off of lighting for each day of year, according to sun rises and sets,
• simple to setup and install;
• a possibility to plan quantity of means for the electric power;
• self-contained power supply;
• fast pay-back - up to 0,5 year;
• correcting of sun rises and sets table with “+” and “-” corrections,
• switching off all or part of lighting during smallest traffic intensity period,
• adjusting of burning time to user financial condition and needs,
• proper operation without dusk switch,
• independent control of two lighting circuits,
• counting of operation time in each of two circuits to plan maintenance and avoid failures,
• control of double tariff meter operation,
• automatic change of summer/winter time,
• operation just after installation.

Basic technical data:

• number of circuits: 2 independent circuits
• control of a 2-tariff meter
• current-carrying capacity of outputs: 10A/230V
• supply voltage 230 V +5/-10% 50 Hz
• operating temperature range -30/+50 C
• power reserve: 5 years
• timer accuracy: 16 sec/month
• dimensions: 105/90/70, the width refers to 6 modules
• 35mm DIN rail mountable enclosure

The CPA 4.0 is a specialized controller designed for exterior lighting system on/ off switching. The on/off switching is controlled by the sunrise and sunset table, which is permanently stored in the device memory. The user may modify the lighting duration depending on either the financial status or local requirements may also set the both switching delays - after sunset and sunrise.