NZR 33420218 Contatore trifase MID

For commercial and industrial billing applications where MID-compliant three-phase energy measurement is required, the NZR 33420218 provides direct connection metering on a DIN rail. It measures active energy (kWh) with Class B accuracy and features an S0 pulse output for integration with energy management systems.

Key specifications

• Meter type: Electronic three-phase energy meter
• MID conformity: Yes (for billing purposes)
• Connection type: Direct connection
• Nominal voltage: 3x230/400 V AC
• Nominal current: 5 A
• Maximum current: 80 A
• Frequency: 50 Hz
• Accuracy class: Class B (IEC 62053-21 Class 1)
• Display: LCD, 7-digit + 1 decimal
• Impulse output: S0 interface, 1000 imp/kWh
• Mounting: DIN rail (4 modules)
• Protection class: IP51
• Operating temperature: -25 °C to +55 °C
• Number of tariffs: 1
• Backlight: Yes
• Power consumption: < 0.5 W / 8 VA per phase
• Housing material: Polycarbonate (PC)

Why choose it

MID conformity allows use for billing purposes, and the S0 output enables remote monitoring. The backlit LCD ensures readability in low light.

Ideal use cases

• Sub-metering in commercial buildings
• Energy monitoring in industrial plants
• Billing for tenant spaces

Good to know

Direct connection up to 80 A eliminates the need for current transformers. The meter occupies 4 DIN rail modules.