2025-12-19 BY
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Wei Xiu zhu
WhatsApp:+852 5796 0986
Wechat:13395077993
Zhejiang Yiwu Beixun Automation Technology Co., Ltd
China (Zhejiang) Pilot Free Trade Zone, No. 2 Chunpai Road, Beiyuan Street, Yiwu City, Jinhua City, 7F 7059
Website：www.bxplc2.com
Email:3076784238@qq.com

The Emerson DA7281520 P152 is a high-performance power supply module designed for use in Emerson’s Ovation distributed control system. This critical component provides reliable and regulated power to various system components in industrial automation applications, ensuring stable operation of control systems in demanding environments.

Engineered to meet the stringent requirements of industrial process control, the DA7281520 P152 features robust construction, comprehensive protection mechanisms, and advanced monitoring capabilities. Its modular design allows for easy installation, maintenance, and system expansion, making it an essential component in Emerson’s Ovation control system architecture.

Emerson DA7281520 P152 Power Supply Module

Emerson DA7281520 P152 Power Supply Module

Specifications

Input Specifications

  • Input Voltage: 120/240V AC, single-phase
  • Input Frequency: 50/60 Hz
  • Input Current: 3.5A (120V), 1.8A (240V)
  • Input Power: 420W maximum
  • Inrush Current: 30A maximum

Output Specifications

  • Output Voltage: +5V DC, +15V DC, -15V DC
  • Output Current: +5V: 40A, ±15V: 8A each
  • Voltage Regulation: ±0.5% typical
  • Ripple & Noise: <50mV peak-to-peak
  • Efficiency: 85% minimum at full load

Protection Features

  • Overcurrent Protection: Current limiting with auto-recovery
  • Overvoltage Protection: Crowbar circuit
  • Undervoltage Protection: Brownout detection
  • Short Circuit Protection: Hiccup mode
  • Thermal Protection: Temperature sensing with shutdown

Environmental Specifications

  • Operating Temperature: 0°C to 60°C
  • Storage Temperature: -40°C to 85°C
  • Humidity: 5% to 95% non-condensing
  • Altitude: Up to 2000 meters
  • IP Rating: IP20 (when mounted in enclosure)

Physical Specifications

  • Dimensions: 152 x 102 x 76 mm
  • Weight: 0.8 kg (approx.)
  • Mounting: Ovation rack mount
  • Enclosure: Steel with powder coating
  • Cooling: Forced air via internal fan

Monitoring & Control

  • Status Indicators: Power OK LED indicators
  • Voltage Monitoring: Output voltage sense
  • Current Monitoring: Output current sense
  • Temperature Monitoring: Internal sensors
  • Remote Sense: Output voltage compensation