Authorized Numeric Legrand UPS Engineering Partner

Northern Electrical – Power Engineering Solution Pvt. Ltd.
HQ: Shop No. 12, Commercial Complex, Thane West, Mumbai MMR, 400601
24/7 National Sizing Desk: +91 81042 95600 | +91 81042 95600
Email: northernepes1@gmail.com • Web: www.northernepes.com

Genuine OEM Factory Specification

Numeric Voltsafe PLUS – Three Phase Air Cooled (10–200 kVA)

Industrial air-cooled three-phase servo stabilizer with independent phase correction.

Brand & Alliance Numeric Legrand UPS

Rated Capacity Range 10 kVA – 200 kVA

Architecture / Topology Balanced/Unbalanced Three-Phase Servo Voltage Stabilizer

Double Conversion Efficiency > 98.5%

Power Factor (PF) Independent of load power factor

Emergency SLA Dispatch 2 – 4 Hour Response Across 50+ Hubs

1. Engineering Description & Architecture

The Numeric Voltsafe PLUS Three Phase Air Cooled stabilizer provides individual phase voltage correction for manufacturing facilities, commercial buildings, and processing plants facing unstable three-phase grids.

2. Technical Specifications

Engineering Parameter	Factory Rating & Value
Capacities	10 kVA to 200 kVA
Input Range	340 V – 460 V AC (Standard) or 300 V – 480 V AC (Wide Range)
Output Regulation	400 V / 415 V AC ± 1%
Cooling	Forced Air Cooled with heavy-duty fans
Transfer Time (Mains to Battery)	Precisely 0 ms (Zero Interruption)
Harmonic Distortion (THDv)	< 2% Linear Load; < 4% Non-Linear Load
Compliance & Safety Certifications	IEC/EN 62040-1, IEC/EN 62040-2, CE, ISO 9001:2015, ISO 14001
Warranty & AMC Coverage	2 Years Industrial On-Site Warranty + 24/7 SLA Available

3. Key Engineering Features

Individual phase regulation corrects each phase independently, even during 100% unbalanced loads
Zero waveform distortion preserves generator and transformer efficiency
Automatic bypass and electronic protection against phase reversal and single-phasing

4. Approved Mission-Critical Applications

✔ Industrial manufacturing plants & automation drives ✔ Hospitals, MRI suites & CT imaging facilities ✔ Commercial office buildings & IT parks