AC UPS Solutions

Industrial UPS (Aegis Series)

1–3 Phase Input Options

96% Rectifier Efficiency

Power Factor >0.99

Input Harmonics <3%

Battery Support: VRLA, Li-Ion, NiCd

Industrial UPS – Engineered for Reliability, Built for Resilience
At Chhabi Electricals, we understand that even a momentary power interruption can disrupt critical operations. That’s why our Industrial AC UPS solutions are engineered to provide seamless backup, clean power, and intelligent control — safeguarding your systems against outages, surges, and fluctuations. From robust, time-tested designs to advanced digital platforms, we deliver the reliability and performance your operations can always depend on.

Uninterrupted Power for Every Application

High Efficiency

Advanced inverter/rectifier design with >90% efficiency.

Rugged Industrial Design

Wide input tolerance, high fault-withstand capacity.

Digital Intelligence

DSP/IGBT control ensures precise voltage regulation.

Advanced Battery Management

Compatible with external BMS for VRLA, Li-Ion, and NiCd.

Enhanced Safety

Input/output isolation transformer for safe operation.

Smart Connectivity

RS485, Ethernet, Modbus, SNMP for SCADA/DCS integration.

Proven Reliability

IEC/IS compliant, MTBF aligned to global standards

Rectifier Section

SpecificationDetails
Input Voltage Range1-Phase: 230V AC (±10%) / 3-Phase: 415V AC (±10%)
Input Frequency50 / 60Hz (±5%)
Power Factor> 0.99 at full load
Input Harmonics (THDi)< 3%
Soft StartAvailable
Rectifier TypeIGBT-based, high-frequency PWM
Efficiency≥ 96%
Charging CapacityAdjustable 0–100% of rated current
Battery CompatibilityVRLA, Lithium-Ion, NiCd
DC Voltage Ripple< 1%

Inverter Section

SpecificationDetails
Input Voltage1-Phase: 230V AC / 3-Phase: 415V AC
Output Voltage1-Phase: 230V AC (±1%) / 3-Phase: 415V AC (±1%)
Output Frequency50/60Hz
WaveformPure sine wave
THD< 2% (linear load), < 5% (non-linear load)
Overload Capacity125% for 10 min, 150% for 1 min
Crest Factor3:1
Efficiency≥ 90%
Load PF Compatibility0.7 lag to 0.99 lead
TechnologyIGBT PWM-based inverter
Auto SynchronizationWith bypass supply
Parallel RedundancyOptional (N+1)
Dynamic Response≤ 20ms for 100% load step
Cold StartSupported
Configurations1Ø–1Ø, 3Ø–3Ø, 3Ø–1Ø, 1Ø–3Ø
Protection FeaturesOverload, short circuit, OV/UV, overtemperature, phase imbalance

Static Bypass Section

SpecificationDetails
TypeFully static, IGBT-based
Transfer Time≤ 4ms (online), ≤ 0ms (double conversion)
Bypass Voltage Range±15%
Overload Capability125% for 10 min, 150% for 1 min, 1000% for 1 cycle (fault clearing)
Auto Re-transferSupported
Protection FeaturesOvercurrent, short circuit, synchronization with utility, manual bypass

Environmental & Mechanical

SpecificationDetails
Operating Temperature0°C to 50°C (derating above 40°C)
Storage Temperature-20°C to 70°C
Relative Humidity0–95% (non-condensing)
Altitude≤1000m (without derating), up to 3000m (with derating)
CoolingForced air cooling with redundant fans
Enclosure ProtectionIP20 standard, IP31 optional
ComplianceIEC 62040-1/2/3

Communication & Monitoring

CategoryDetails
DisplayLCD panel with real-time monitoring of input, output & battery parameters
Communication PortsRS232, RS485, MODBUS, USB, SNMP (optional)
Remote MonitoringSNMP-based monitoring
Alarm IndicationsAudible & visual alarms for warnings and faults

Available Configurations

SpecificationDetails
Power Ratings5kVA – 200kVA
TopologyOnline double conversion
Parallel RedundancyN+1 configurable
Supported I/O Combinations1Ø–1Ø, 3Ø–3Ø, 3Ø–1Ø, 1Ø–3Ø

Industries We Serve

Power Generation & Utilities

 Reliable DC power for control, protection, and backup across thermal, nuclear, hydro, renewable plants, and utility operations.

Heavy & Resource Industries

Rugged DC systems designed to perform in demanding environments like cement, mining, metal, and steel plants.

Energy & Infrastructure

Mission-critical power solutions for oil & gas, petrochemicals, and pipelines operating in hazardous and remote zones.

Critical Infrastructure & Data

High-availability DC power for data centers, railways, and defense applications where downtime is not an option.

Talk to an Engineer

Share voltage, current, duty cycle, battery type, and environment.

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