Technical Details
Energy Monitor (EMV3A)
• Supported system configurations:
• Single phase, 2-wire systems (Up to 240V)
• Single-split phase, 3-wire systems (Up to 240V/480V LN/LL)
• 3-phase, 4-wire Wye systems with earthed (TN or TT) neutral
(no-Delta) (Up to 240V/415V LN/LL)
• Fuse: 250VAC/4A (Slow Blow, TH)
• Maximum voltage sense range: 264VAC L-N per channel
• Power usage: < 3 Watts
• Wi-Fi: 2.4 GHz IEEE 802.11b/g/n
• Ethernet: 10/100Base-T, IEEE 802.3
• Operating conditions: -40° to 122° F (-40° to 50° C) | 0 to 80% RH
Up to 3,000 meters above sea level | Indoor | Dry location
Pollution Degree 2
Terminals:
• Ethernet: Cat5e, RJ45, 600V insulation required
• WiFi: SMA coaxial cable, 50Ω impedance, 600V insulation
required
• Voltage Terminals:
• ~100-240VAC line-to-neutral, 50/60Hz, 41mA, Overvoltage /
Measurement CAT III
• Field terminal torque value: 5Lb-In/0.56Nm
• 16AWG, UL1015, 600V, 105C copper-only wiring
• Main Current Transformer Terminals:
• 3.3V, 1mA, Measurement CAT IV
• Field terminal torque value: 5Lb-In/0.56Nm
• 22AWG, UL1015, 600V, 105C copper-only wiring
• Branch Current Transformer Terminals:
• 3.3V, 1mA, Measurement CAT III
• Field terminal torque value: 3Lb-In/0.2Nm
• 22AWG, UL1015, 600V, 105C copper-only wiring
Main Current Transformers (EMV3CT2-A)
• Max primary current: 200A
• Max voltage: 250V (Primary) / 333mV (Secondary)
• Burden resistor: 5ohm, 1%, 1/4W
• Cable length: 1m
• Inside diameter: 22 mm
• Accuracy: ±2% (above 4° F / -20° C)
• Operating conditions: -40° to 122° F (-40° to 50° C) | 0 to 80% RH
Up to 3,000 meters above sea level | Indoor | Dry location
Pollution Degree 2
Branch Current Transformers (EMV3CT5-A)
• Max primary current: 50A
• Max voltage: 250V (Primary) / 333mV (Secondary)
• Burden resistor: 20ohm, 1%, 1/4W
• Cable length: 1m
• Inside diameter: 10 mm
• Accuracy: ±2% (above 4° F / -20° C)
• Operating conditions: -40° to 122° F (-40° to 50° C) | 0 to 80% RH
Up to 3,000 meters above sea level | Indoor | Dry location
Pollution Degree 2
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