The is an industrial-grade AC uninterruptible power supply (UPS) system designed for mission-critical applications in harsh environments like manufacturing, oil and gas, and power generation . Available in ratings from 5 kVA to 160 kVA , it utilizes double-conversion technology with IGBT-based PWM control to ensure clean, reliable power with zero transfer time. Key Technical Specifications Liebert HiPulse D
Via the control panel, command the rectifier to start. The DC bus voltage will rise to its nominal operating level.
The manual details the system's , which utilizes an IGBT-based PWM inverter to provide a clean, regulated sine wave output regardless of mains disturbances. Key specifications highlighted in documentation include:
The Critical Role of the Liebert Hipulse D UPS Manual in Industrial Power Protection liebert hipulse d ups manual
He dropped to his knees and flipped the binder open. The index was a maze of technical jargon. He ran his finger down the list: Installation... Maintenance... Fault Codes.
Proper installation ensures compliance with local electrical codes and prevents premature component failure. Environmental Requirements
Requires inter-unit cables and configuring each unit’s parallel address (0-5). Unit 0 is master. Set DIP switches per Section 5.4. Do not hot-swap parallel cables. The is an industrial-grade AC uninterruptible power supply
Shut down the UPS by opening the input breaker and control enable switch if total isolation is required. Liebert® - Vertiv
The rectifier converts incoming AC utility power into stabilized DC power. This DC voltage simultaneously feeds the internal inverter and maintains the connected battery bank at an optimal float charge. The HiPulse D utilizes a thyristor-controlled design to minimize input total harmonic distortion (THDI) and maintain a high input power factor.
Whether you are a facility manager, a data center operator, or a maintenance electrician, treat this document as you would a critical spare part: protect it, study it, and keep it accessible. The DC bus voltage will rise to its nominal operating level
Avoid environments with conductive dust, corrosive vapors, or high humidity (keep non-condensing humidity between 20% and 90%). Wiring and Grounding
Allows for easy system configuration, on-site modification, and retrofitting.
Use the control panel to transfer the load from . Verify the "Bypass Supply" LED is active.
The Liebert HiPULSE D is a series of double-conversion (online) UPS units designed for critical power protection in small-to-medium data centers, network closets, telecom closets, and sensitive equipment racks. It provides continuous, regulated AC output regardless of input anomalies, with features targeted at uptime, battery management, and ease of maintenance.