2D78522 IQ DATA PLUS II - WESTINGHOUSE 2D785 Metering and Protection System

Description:

The Westinghouse 2D78522 IQ Data Plus II Metering and Protection System is used in industrial power monitoring and electrical protection systems for real-time metering, power quality analysis, fault detection, and equipment protection in three-phase power distribution applications. Commonly installed in switchgear assemblies, substations, motor control centers, transformer feeder circuits, generator systems, and industrial electrical distribution networks requiring dependable monitoring of voltage, current, power factor, energy consumption, and abnormal line conditions. Maintenance electricians, power system engineers, and industrial system integrators use this metering and protection system for replacement maintenance, energy management upgrades, retrofit projects, and restoration of legacy Westinghouse IQ power monitoring systems.

Applications:

The Westinghouse 2D78522 IQ Data Plus II system is commonly used in industrial switchgear systems, incoming three-phase AC power lines, transformer feeder circuits, branch distribution networks, motor starter assemblies, utility substations, manufacturing facilities, and power management installations where reliable electrical metering, load monitoring, power quality analysis, phase protection, undervoltage detection, and system diagnostics are required for operational safety and energy management.

Technical Specifications:

• Manufacturer: Westinghouse / Cutler-Hammer
• Part Number: 2D78522
• Product Family: IQ Data Plus II
• Product Type: Metering and Protection System
• Technology Type: Microprocessor-Based Monitoring System
• Application Type: Industrial Power Monitoring and Protection
• Function: Electrical Metering, Monitoring, and Protective Control
• Monitoring Parameters: Voltage, Current, Watts, VARs, Power Factor, Frequency, Demand, Watt-Hours
• Voltage Monitoring Range: 120–600 VAC Direct Monitoring
• Extended Voltage Capability: Up to 14.4KV with External Potential Transformers
• Current Transformer Compatibility: 100/5 to 5000/5 Ratios
• Protection Functions: Phase Loss, Phase Unbalance, Phase Reversal, Undervoltage, Overvoltage
• System Compatibility: Three-Phase Industrial Power Distribution Systems
• Installation Type: Door-Mounted Monitoring Assembly
• Industry Use: Utility, Manufacturing, and Industrial Power Systems
• Compatible Equipment: Switchgear, MCCs, Transformers, and Generator Systems
• Memory Type: Nonvolatile Memory Storage
• Service Application: Replacement and Retrofit Projects
• Equipment Category: Industrial Metering and Protective Relay Hardware

Common Replacements:

• Eaton Power Xpert Metering and Protection System
• ABB Power Monitoring and Protection Relay
• Siemens SENTRON Power Monitoring System