edgeSV is the equipment health brand of NTEK System Co., Ltd. ntek@nteksys.com
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Smart Building: reliable comfort and safe power

Modern buildings depend on HVAC, mechanical and electrical systems that must run continuously for comfort, energy efficiency and safety. edgeSV gives facility managers continuous condition data from the plant rooms and electrical rooms behind the building, so maintenance can move from reactive or calendar-based work to condition-based decisions.

The situation

Facility teams often lack real-time visibility into asset health and fall back on reactive or schedule-based maintenance. The result is unexpected failures, costly downtime, shorter asset life and disruption that tenants feel directly. Operators run lean teams across many sites, often through facility management contracts, and a chiller failure in summer or a transformer fault in a hospital is both a service failure and a safety issue. Most buildings already have a BMS, but it reports on/off status, not equipment health.

What edgeSV monitors here

HVACChillers, AHU and FCU fans, cooling towers, heat pumps
WaterBooster pumps, circulation pumps, drainage and sump pumps
Vertical transportElevator and escalator motors and drives
ElectricalBuilding transformers, harmonics, leakage current, capacitors

Value for your operation

Real-time visibility into critical building systems

HVAC plant, pumps, elevators and electrical systems are evaluated continuously at the panel. Facility teams see equipment health as it changes, without waiting for a delayed or centralized analysis.

Proactive maintenance without disrupting occupants

Developing issues are found early and on site, so repairs can be planned in off-hours instead of becoming emergency work orders. That means fewer tenant complaints and comfort that holds through peak season.

Scalable intelligence across floors, campuses and sites

Analysis runs where the systems reside, which limits network dependency and keeps deployment simple. A multi-site dashboard lets one team follow many buildings with a consistent maintenance approach.

Challenges

  • Small teams covering many buildings
  • BMS shows status, not condition
  • Tenant complaints and emergency work orders when HVAC fails
  • Unexpected failures shorten asset life
  • Electrical safety obligations in public facilities

How edgeSV helps

  • Condition data added alongside the existing BMS
  • Transformer and leakage monitoring for electrical safety
  • Multi-site dashboard for FM contractors
  • Reports that support inspection records

Outcomes

  • Fewer comfort outages in peak season
  • Fewer emergency work orders and tenant complaints
  • Support for longer asset life and lower maintenance cost
  • Safer electrical rooms
  • Data-backed replacement budgets

Equipment and use cases

HVAC system health

Chillers, air handlers and rooftop units are followed through their electrical signals to catch bearing wear, imbalance and compressor problems before tenants complain.

Elevators and escalators

Drive and motor behavior is monitored to reduce unscheduled outages and support safe operation.

Indoor air quality systems

Ventilation and filtration fan load changes point to clogged filters or airflow problems that affect air circulation and compliance.

Water pump systems

Chilled water, hot water and booster pumps are evaluated for wear, cavitation and blockage before pressure or flow is lost.

Fans and blowers

Fan imbalance, belt problems and motor degradation that cause airflow issues or higher energy use are flagged early.

Cooling towers

Tower fan motors and VFDs are watched for degradation that reduces cooling efficiency and uptime.

Electrical panels and motor load

Phase imbalance, overload and abnormal current draw in critical building systems are detected at the panel.

Building transformers

Transformer stress, harmonics and loading are monitored to protect the power behind the whole building.

Leakage current and power quality

Leakage and power quality events are recorded for electrical safety in hospitals and public facilities.

Energy efficiency

Inefficiency caused by degrading equipment is identified from actual operating behavior rather than schedule-based assumptions.

Generators and backup power

The electrical behavior of backup power equipment is checked when it runs, so readiness is known before it is needed.

Drainage and sump pumps

Rarely run pumps are checked when they start, so a failed standby pump is found before it is needed.

Example scenario

  1. A cooling tower fan VFD shows increasing DC link ripple in early June.
  2. edgeSV flags a warning on the multi-site dashboard used by the FM contractor.
  3. The capacitor bank is replaced before the peak cooling season begins.

Frequently asked questions

What building systems can be monitored?

Electrically driven systems such as chillers, air handlers and rooftop units, cooling towers, pumps, fans, elevator and escalator drives, transformers and backup power, plus leakage current and power quality.

How does this differ from traditional maintenance?

Traditional maintenance reacts to failures or follows a calendar. edgeSV tracks equipment condition continuously, so work is done when the data shows it is needed, which avoids both surprise failures and unnecessary servicing.

How do predictive insights improve building performance and occupant experience?

Early warnings let teams repair equipment before it fails, so comfort is kept stable and fewer repairs happen during occupied hours. Fewer emergency calls also leaves more time for planned work.

How does it improve on conventional BMS alerts?

BMS alerts mostly fire when a value crosses a limit. edgeSV looks at trends across several indicators and attaches the indicator and trend to each alert, so teams can judge the likely cause and urgency before dispatching someone.

Can it help reduce energy use?

It shows how fans, pumps and chillers are loaded and flags degradation that makes them draw more power than they should. Actual savings depend on the site and are quantified in a pilot.

Is it suitable for both single buildings and enterprise programs?

Yes. Many sites start with the chiller plant and main transformers of one building, then expand to more equipment and more buildings, with a multi-site dashboard and Modbus links to existing BMS.

Does installation disturb tenants?

Monitoring is done from the electrical room and panels rather than in tenant spaces, so work is scheduled with the facility team and kept away from occupied areas.

Does it replace statutory electrical inspections?

No. It adds continuous condition data and reports that can support inspection records, but legally required inspections still apply.

Related applications

Talk to an engineer about your site

Send us your single-line diagram and critical asset list. We will propose monitoring points and a pilot scope.