Delta Ultron NT Series (20–500 kVA)
Industrial-grade three-phase online UPS with built-in galvanic isolation transformer for heavy manufacturing.
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Delta Ultron NT Series (20–500 kVA) Overview
The Delta Ultron NT Series is a heavy-duty three-phase online UPS engineered specifically for harsh industrial applications, manufacturing automation, and critical infrastructure. Featuring an integrated galvanic isolation transformer, it handles extreme inductive loads, motor inrushes, and noisy electrical environments.
1. Engineering Architecture & Operational Profile
The Delta Ultron NT Series (20–500 kVA) by Delta Online UPS is engineered to deliver continuous, clean, and stabilized electrical energy to mission-critical industrial, IT, and healthcare infrastructure. Featuring advanced microprocessor and digital signal processor (DSP) controls, it guarantees instantaneous transient response and complete galvanic isolation from dirty utility grid power.
2. Technical Specifications & Electrical Parameters
| Parameter / Metric | Factory Rating & Engineering Value |
|---|---|
| Ratings | 20, 30, 40, 60, 80, 100, 120, 160, 200, 260, 320, 400, 500 kVA |
| Isolation Transformer | Integrated copper-wound inverter output isolation transformer |
| Parallel Capability | Up to 8 units in N+X redundancy (up to 4 MVA) |
| Transfer Time (Mains to Inverter) | Precisely 0 ms (Zero Milliseconds - No interruption) |
| Harmonic Distortion (THDv) | < 2% Linear Load; < 4% Non-Linear Load |
| Compliance Standards | IEC/EN 62040-1, IEC/EN 62040-2, CE, ISO 9001 |
3. Key Engineering Features & Operational Advantages
- Integrated galvanic isolation transformer provides complete isolation from common-mode electrical noise and neutral faults
- Exceptional short-circuit clearing and high inrush current handling capability
- Dual input AC supply support for independent utility and generator feeds
- Robust industrial enclosure designed for extended service life in high-temperature plants
4. Target Industrial Applications
5. Battery Energy Storage & Runtime Customization
Northern EPES provides customized battery racks and energy storage banks engineered for the Delta Ultron NT Series (20–500 kVA). We supply factory-authorized Sealed Maintenance-Free (SMF) VRLA batteries from Amaron Quanta and Exide Powersafe, tubular deep-cycle flooded cells for extended multi-hour blackouts, and cutting-edge Lithium Iron Phosphate (LiFePO4) systems.
Our team calculates exact battery Ah ratings, discharge currents, and autonomous runtime curves based on your site's peak kW load and ambient temperature conditions.