Delta RT-Series 3kVA Online UPS with Inbuilt Battery and UK Power Cord

The Delta RT-Series 3kVA UPS (RT-3K) is a compact, high-efficiency online double-conversion uninterruptible power supply designed to deliver clean and reliable power to mission-critical devices. Equipped with inbuilt batteries and a UK power cord, this UPS ensures seamless integration for workstations, network systems, and small data centers requiring dependable backup power and voltage regulation.

Product Features

3kVA power capacity
Delivers 3 kVA / 2.7 kW of reliable backup power, ensuring uninterrupted operation of connected critical loads during power fluctuations or outages.

Online double-conversion topology
Protects against voltage spikes, sags, surges, and frequency variations with real-time power conditioning and zero transfer time to battery.

Wide input voltage range
Supports input from 120V to 280V, allowing operation in environments with unstable utility power while reducing battery wear.

Inbuilt 6x batteries
Provides built-in energy storage for immediate backup, with a typical runtime of 7 minutes to support safe shutdown or transition to alternate power.

High efficiency operation
Achieves up to 94% efficiency in online mode and up to 97% in ECO mode, reducing energy consumption and heat output.

User-friendly display
Features an LCD screen and LED indicators for at-a-glance system status, power metrics, and diagnostics.

Programmable output
Equipped with IEC C13 and C19 output sockets, offering flexible load management for both IT and industrial devices.

Reliable battery management
Includes a 2A charge current and 72VDC battery voltage, recharging to 90% within 3 hours to ensure readiness for the next outage.

Comprehensive connectivity
Provides multiple communication ports including USB, RS-232, REPO, and a SMART slot for remote management and monitoring.

Certified for global use
Meets international safety and performance standards with CE, TISI, RCM, and EAC certifications.

Product Specifications

• Model: RT-3K
• Power Rating: 3 kVA / 2.7 kW
• UPS Type: Online double-conversion
• Input Nominal Voltage: 200*/208*/220/230/240 VAC
• Input Voltage Range (Full Load): 175–280 VAC
• Input Voltage Range (70–100% Load): 120–175 VAC
• Input Frequency: 40–70 Hz
• Power Factor (Input): > 0.99
• Current Harmonic Distortion: < 5%
• Output Power Factor: 0.9
• Output Voltage: 200*/208*/220/230/240 VAC (configurable)
• Voltage Regulation: ± 1% (linear load)
• Output Frequency: 50/60 Hz ± 0.05 Hz
• Voltage Harmonic Distortion: < 2% (linear load)
• Overload Capability:
  • ≤105%: continuous
  • 106–125%: 1 minute
  • 126–150%: 15 seconds
• Output Receptacles: IEC C13 x 6, IEC C19 x 1
• Efficiency (Online Mode): Up to 94%
• Efficiency (ECO Mode): Up to 97%
• Battery Type: Inbuilt sealed battery
• Battery Voltage: 72 VDC
• Charge Current: 2 A
• Typical Backup Time: 7 minutes
• Recharge Time: 3 hours to 90%
• Noise Level: < 46 dBA
• Display: LCD screen with LED indicators
• Communication Interfaces: SMART Slot x1, USB x1, RS-232 x1, REPO x1
• Conformance: CE, TISI, RCM, EAC
• Dimensions (W × D × H): 440 × 610 × 89 mm