Numeric Voltsafe PLUS – Single Phase (1–20 kVA)
Precision servo-controlled voltage stabilizer providing accurate voltage regulation for sensitive equipment.
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Numeric Voltsafe PLUS – Single Phase (1–20 kVA) Overview
The Numeric Voltsafe PLUS Single Phase is a servo-controlled automatic voltage stabilizer designed to protect sensitive equipment from chronic low voltage, over-voltage, and severe line fluctuations. It delivers steady 230V AC ± 1% output.
1. Engineering Architecture & Operational Profile
The Numeric Voltsafe PLUS – Single Phase (1–20 kVA) by Numeric Legrand 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 |
|---|---|
| Capacities | 1 kVA, 2 kVA, 3 kVA, 5 kVA, 7.5 kVA, 10 kVA, 15 kVA, 20 kVA |
| Input Voltage Range | 160 V – 260 V AC or 140 V – 280 V AC (Wide Range) |
| Output Voltage | 230 V AC ± 1% |
| Cooling | Natural Air Cooled |
| 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
- High-speed servo motor control ensures rapid voltage correction without waveform distortion
- Over-voltage, under-voltage, and overload protection with automatic trip
- Digital voltmeter and ammeter for real-time monitoring
4. Target Industrial Applications
5. Battery Energy Storage & Runtime Customization
Northern EPES provides customized battery racks and energy storage banks engineered for the Numeric Voltsafe PLUS – Single Phase (1–20 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.