Model:	JanUMG
Availability:	Available for pre-order

Property	Value
Type	UMG 103-CBM (3-phase, DIN rail mountable)
Measuring Voltage (L‑N)	Max. 277 V AC
Measuring Voltage (L‑L)	Max. 480 V AC
Current Input	3 inputs via CTs (e.g. 5 A / 1 A)
Current Measurement Range	0.005 – 6 A RMS
Accuracy Class	Voltage/Current: ±0.2 %; Active energy: 0.5S
Harmonic Resolution	1st–40th order (up to 25th for external data sources)
Sampling Frequency	5.4 kHz
Memory Capacity	4 MB Flash (~160,000 values, approx. 144 days)
Communication	RS-485 (Modbus RTU, slave mode)
Control Software	GridVis® supported
Power Supply	Self-powered from measured voltage
Power Consumption	≤ 1.5 VA
Dimensions (W × H × D)	71.5 × 98 × 46 mm
Weight	Approx. 200 g
Protection Rating	IP20
Operating Temperature	–25 °C … +60 °C
Relative Humidity	5 % – 95 % (non-condensing)
Max Operating Altitude	2000 m
Mounting	DIN rail 35 mm (Top-Hat rail), in any orientation
Comparator Function	Two groups, 3 comparators/speed (AND/OR logic supported)
Operating Time Counter	Built-in real-time clock and operating time counter
THD and Min/Max Values	Measurable and recordable

Janitza UMG 103-CBM (L-N: 80..240V AC)

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