Power Supply Unit | 284W | 40Ah | 27.6VDC
NovaThe EN54C-10A40 is a high-efficiency power supply unit designed for fire alarm systems, complying with EN 54-4 and EN 12101-10 standards.
Key Features:
- Battery storage capacity: 40 Ah
- Continuous output current: 8.2 A; Instantaneous operation current: 10 A
- Nominal output voltage: 27.6 V DC; Power output: 284 W
- Efficiency up to 89% with low ripple voltage (30 mVp-p max)
- Protection measures: short-circuit, overload, and overvoltage
- Deep discharge and low battery voltage indication at <23 V
Specifications:
- Voltage Output: 22.0 V ÷ 27.6 V (buffered), 20.0 V ÷ 27.6 V (battery-supported)
- Operating Temperature: -5 °C to 40 °C
- Enclosure Dimensions: 425 x 411 x 178 mm
Optional Configurations:
- Compatible with EN54C-LB4 and EN54C-LS8 modules for enhanced functionality.
Physical Specifications
- Dimensions42.5x41.1x17.8 cm
Electrical Specifications
- Continuous Output Current8.2 A
- Instantaneous Operation Current10 A
- Ripple Voltage30-150 mVp-p
Certifications
- Standards ComplianceEN 54-4, EN 12101-10, CE, RoHS
Power Characteristics
- Psu Power284 W
Performance
- Efficiency Percentage89%
Battery Specifications
- Battery Supported Capacity Max40 Ah
Protection Features
- Short Circuit ProtectionYes
- Overvoltage ProtectionNo
Electrical
- Output Voltage Nominal27.6 V DC
- Output Voltage Nominal20-27.6 V
- Output Voltage Nominal22-27.6 V
Functional Features
- Low Battery IndicationYes
- External Power Supply Failure IndicationYes
- Deep Discharge Battery ProtectionYes
- Two Independent Power SourcesYes
Protections
- Tamper DetectionNo
Safety Features
- Overload ProtectionYes
Environmental
- Operating Temperature Range-5 to 40 °C
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