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1 GENERAL INFORMATION
1.1 DEVICE FEATURES AND MODEL SELECTION
MMW03-CH is designed to measure current, voltage, harmonic ete. in 3 phase system.
The model and their features are shown in below table.
Type of device enclosure
Basic measurements
(V,VLL, I, In, F, cos ø, PF, P, Q, S, THD)
1-31 Harmonics
Max-Min Value
Demand Values (I, P, Q, S)
On hour, Run Hour, lnt Counter
Energy Meters
Assigning alarm to the parameters
Alarm Relay
lndicators and leds
Order no
1.2 CORRECT USAGE AND CONDITIONS FOR SAFETY
„ Installation and wiring must be performed by authorized technicians in accordance with the instructions in
the user manual. Do not commission the device before proper wiring.
„ Make sure the device is de-energized before connecting to the mains.
„ Short circuit the k-l terminals of the current transformer in another location before dis- connecting the
current transformers. Failing to do so will cause dangerous high voltages in the secondary terminals of the
current transformers.
„ Use a dry cloth to clean the device. Do not use alcohol, thinner or any abrasive materials.
„ Make sure all wiring is properly made before commissioning the device.
„ Do not open the device. There are no serviceable parts by the user.
„ Keep the device away from humidity, water, vibrations and dust.
„ It is advisable to connect a circuit breaker or an automatic fuse between the current input of the device and
the mains (2 amps).
ATTENTION!
The manufacturer does not assume any responsibility for any undesired consequences if the above measures
are not adhered to.
6 | Electronic Multimeter - MMW03-CH
RS485
Tabela 1.1: Model Comparison
MMW03-CH
Panel
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1 tariff
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2 qty
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14386967
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