The Liebert APM 400-600 KVA represents the pinnacle of modular uninterruptible power supply technology, designed specifically for businesses that cannot afford power interruptions....

The Liebert APM 400-600 KVA represents the pinnacle of modular uninterruptible power supply technology, designed specifically for businesses that cannot afford power interruptions. This high-performance UPS system delivers reliable and efficient power protection for critical operations with its advanced modular architecture. The system operates with a rated input voltage of 380/400/415Vac, 3-phase and 4-wire configuration, and supports both 50/60Hz frequencies with an input frequency range of 40-70Hz. Its exceptional input power factor of =0.99 at full load and >0.98 at half load ensures minimal energy waste and maximum efficiency. The input voltage range of 305~477V (304-228V for output derated below 80%) provides robust performance even under challenging power conditions, while the input power walk-in duration of 20s ensures smooth system startup. These technical specifications combine to create a UPS solution that offers superior power quality and reliability for the most demanding business environments.

The Liebert APM 400-600 KVA finds extensive application across multiple critical industries where power continuity is paramount. In data centers and IT infrastructure, it protects servers, storage systems, and networking equipment from power disturbances that could cause data loss or system crashes. Healthcare facilities rely on this UPS to maintain uninterrupted operation of life-support equipment, diagnostic imaging systems, and electronic medical records. Telecommunications companies deploy it to ensure continuous service for cellular networks, data transmission systems, and emergency communication infrastructure. Financial institutions depend on its reliability to protect trading platforms, ATM networks, and banking transaction systems. Industrial manufacturing plants utilize this UPS to safeguard production lines, automation systems, and process control equipment from costly power-related disruptions. The system's wide operating parameters and robust design make it suitable for diverse environmental conditions across these sectors.

Businesses choosing the Liebert APM 400-600 KVA gain significant value through enhanced operational reliability and reduced total cost of ownership. The modular design allows for easy expansion and maintenance without system shutdowns, minimizing downtime costs and supporting business growth. Advanced battery management technology, including selectable float voltage from 2.2V/cell to 2.3V/cell and temperature compensation of -3.0mV/C/cell, extends battery life and reduces replacement costs. The system's high efficiency and power factor correction capabilities lower energy consumption and utility costs. With ripple voltage maintained at <=1.141% and multiple voltage protection settings including boost voltage selectable from 2.3 to 2.35V/cells and EOD voltage selectable from 1.60 to 1.85V/cells, the UPS provides superior equipment protection. These features, combined with remote monitoring capabilities and user-friendly interfaces, deliver a power protection solution that not only prevents costly disruptions but also optimizes long-term operational expenses.

Key Features:
- Modular scalable design supporting 400-600 KVA capacity with hot-swappable components
- High efficiency operation with input power factor =0.99 at full load and wide input voltage range 305-477V
- Advanced battery management with selectable float, boost, and EOD voltages plus temperature compensation
- Robust 3-phase 4-wire configuration supporting 380/400/415Vac and 50/60Hz operation
- Comprehensive protection with input power walk-in, low THDi, and multiple voltage regulation settings

Benefits:
- Ensures continuous operation of critical systems preventing costly downtime and data loss
- Reduces energy costs through high efficiency operation and power factor correction
- Extends equipment lifespan with superior voltage regulation and power quality
- Simplifies maintenance and expansion with modular hot-swappable design
- Provides flexible deployment across multiple industries and environmental conditions