Schneider Electric Electric meters

Schneider Power Meters for plant-wide visibility

Engineers deploy this portfolio to quantify loads, verify power quality, and feed energy KPIs to SCADA without custom wiring tricks. Direct-connect frames cover small finals (up to 63–80 A) while 1 A/5 A CT inputs and Rogowski coil interfaces handle larger feeders. Typical voltage ranges are 57…288 V L–N and 100…480 V L–L, with universal 45–65 Hz tracking. Accuracy options include Class 1 and 0.5S for cost-effective submetering and 0.2S on performance models for contracts and ISO 50001 auditing. Logging captures Wh, kvarh, demand, min/max, sags/swells, and harmonics; higher tiers add waveform capture and transient detection for troubleshooting drives and weld cells.

Schneider range and series overview

Meter families scale from compact DIN modules for distribution boards to advanced panel meters for main incomers and critical MCCs.

• Compact DIN rail units provide kWh/kvarh and true RMS with Modbus RTU and pulse I/O for quick subcircuits.
  
   
• Mid-tier panel meters add multi-tariff demand, two to four digital inputs, alarm relays, and Ethernet Modbus/TCP; optional BACnet/IP keeps BMS integration simple.
  
   
• Power quality models expose THD, individual harmonics (up to 31st/63rd family-dependent), unbalance, flicker, and event logs with time-stamped records.
  
   
• Split-core CT and flexible Rogowski kits speed retrofit work where busbars can’t be opened; compact depth clears crowded doors and swing frames.
  
   

Technical specifications and standards

Compliance follows IEC/EN 62052-11 and 62053-21/-22/-23 for energy accuracy classes, IEC 61557-12 for PMD performance, and EN 50470 (MID) where billing-grade submetering is required. Typical accuracy: U/I 0.2–0.5 %, P/Q 0.5–1.0 %, energy Class 1/0.5S/0.2S by model. Sampling rates support fast demand windows (1–5 min) and PQ analytics; time sync via SNTP keeps multi-meter reports aligned. Interfaces: RS-485 Modbus RTU, Ethernet Modbus/TCP, BACnet/IP, with optional I/O (pulses, DI/DO) and on some models IEC 61850 for utility-style substations. Display options include high-contrast LCD/TFT with per-phase bars and alarm banners; front keys or web pages handle setup, password control, and firmware updates.

Applications and use cases

Production lines allocate energy by cell, monitor compressors and ovens, and validate VFD tuning after maintenance by watching kW and harmonics. Facilities track transformer loading, feeder diversity, and PF correction results; maintenance teams correlate PQ events to nuisance trips. For OEM skids, compact meters document real consumption during FAT and provide tariff separation on multi-tenant plants. Where sustainability reporting is audited, advanced PQ units back up CO₂ calculations with traceable logs from the same device set.

System architecture and data acquisition

A robust layout lands meters at incomers, main distribution, and high-value branches. Ethernet-enabled tiers aggregate to the plant network; RS-485 rings serve dense boards and convert at a single gateway. Use 1 A/5 A CT secondaries for accuracy over distance; keep burden within the CT spec and short the secondaries during service. For Rogowski sensors, route integrator power with the meter to avoid phase shifts. Demand and PQ events publish over Modbus/BACnet; historians roll up interval data into dashboards and cost centers.

Schneider Monitoring Devices in real panels

These instruments align mechanically with switchgear and MCC door cutouts and electrically with protection gear—auxiliary relays, shunt trips, and load-shedding I/O. Alarm outputs can shed nonessential feeders on over-demand, while digital inputs tag breaker status or door interlocks to the same log stream. The consistent terminal scheme, CT orientation marks, and naming templates reduce commissioning time and mistakes on multi-board projects.

Integration with other Schneider platforms

Meters speak natively to Modicon PLCs, Edge/AVEVA historians, and EcoStruxure dashboards via Modbus/TCP or BACnet/IP. With TeSys motor starters and Altivar drives, PQ models help confirm filtering and cable screens are doing their job—harmonic and unbalance trends expose cabling or grounding issues before they become downtime. Pulse outputs integrate with legacy BMS where serial/Ethernet isn’t available.

Selection criteria for B2B engineers

Define the purpose first—billing/sub-billing, operational KPIs, or power quality.

• Accuracy and class: choose 0.2S/0.5S for audits and chargebacks; Class 1 for internal trending.
  
   
• Inputs: direct-connect for ≤80 A boards; CT inputs for feeders; Rogowski where access is tight.
  
   
• Interfaces: Ethernet for IT/OT convergence; RS-485 for dense boards; BACnet/IP for BMS; DI/DO for local alarms and status.
  
   
• PQ depth: THD only for screening, full waveform/event logging for troubleshooting.
  
   
• Form factor: door-mount displays on operator-facing boards; DIN compact on hidden distribution.
  In documentation and HMI, fix naming, time base, and demand intervals so comparisons stay valid across sites.
  
   

Advantages of working with Bankoflamps

You receive project-specific pricing tied to your BOM, live EU stock visibility before committing, and a named account manager. Quotes typically return in about an hour. Ordering by EAN/MPN keeps variants straight; the portal shows lead times, shipment status, and downloadable price lists. Approved clients can use post-payment up to 30 days. We consolidate partials to reduce freight and hold price-validity windows so phased rollouts remain predictable. Our team cross-checks CT ratios, communication options, and cutout kits against your drawings so the meters arrive ready to wire—no missing accessories on site.