PRODUCT DESCRIPTION
DANFOSS 077F8798 - EKC 315A Electronic Refrigeration Controller
The DANFOSS 077F8798 is an EKC 315A series electronic refrigeration controller engineered for precise temperature and defrost management in commercial refrigeration systems. It integrates multiple NTC sensor inputs and robust relay outputs to regulate compressor, fan, and defrost cycles, ensuring optimal energy efficiency and product preservation. This controller supports advanced control algorithms and offers communication capabilities for centralized system monitoring and data acquisition.
Technical Specifications:
- SERIES/FAMILY: EKC 315A (EKC Series)
- COMPONENT TYPE: Electronic Refrigeration Controller
- ELECTRICAL SPECS: 230VAC Input, 50/60 Hz
- OUTPUTS:
- Compressor Relay: 16A resistive (AC1), 3A inductive (AC3)
- Defrost Relay: 10A resistive (AC1), 3A inductive (AC3)
- Fan Relay: 8A resistive (AC1), 3A inductive (AC3)
- Alarm Relay: 2A resistive (AC1), 1A inductive (AC3)
- INTERFACE/CONTROL:
- Sensor Inputs: 3 NTC temperature sensor inputs (e.g., cabinet, evaporator, defrost)
- Digital Inputs: 2 configurable digital inputs (e.g., door switch, alarm, start/stop)
- Control Logic: ON/OFF or PID temperature control, time/temperature initiated defrost
- User Interface: Integrated 3-digit LED display with function buttons
- Communication: RS485 Modbus RTU for supervisory system integration
- ENVIRONMENTAL/MOUNTING:
- IP RATING: Front panel IP65, rear housing IP20
- MOUNTING: Panel mount, flush installation
- OPERATING TEMPERATURE: -10 to 55 °C
- COMPATIBILITY/APPLICATION:
- APPLICATIONS: Commercial refrigeration systems, cold rooms, display cabinets, freezer rooms, small chillers
- REFRIGERANTS: Compatible with all common refrigerants