Intrinsic error
Refers to the reference conditions and is guaranteed for two years
Warranty
2 years
Recalibration interval
2 years recommended
Quality system
developed, designed, and manufactured according to DIN ISO 9001
Reference conditions
23°C ±2 K; 74°F ±2 K , Vm = 230 V ±10%, 50 Hz ±0.1 Hz or 60 Hz ±0.1 Hz
Phase sequence
L1, L2, L3
Interval length
10 minutes
Wye connection
(L1, L2, L3 to N)
Power supply
88 V ... 265 VAC
Environment conditions
Working temp. range
-10°C to 55°C; 14°F to 131°F
Operating temp. range
0°C to 35°C; 32°F to 95°F
Storage temp. range
-20°C to 60°C; -4°F to 140°F
Reference temp. range
23°C ±2 K; 74°F ±2 K
Relative humidity
Class C2 acc. IEC 60654-1
Housing
robust, fully insulated housing and accessories
Protection type
IP65 as per EN 60529
Safety
IEC/EN 61010-1 600 V CAT III, 300 V CAT IV, pollution degree 2, double insulation
Type test voltage
5.2 kV rms, 50 Hz / 60 Hz, 5 s
EMC
Emission
IEC/EN 61326-1, EN55022
Immunity
IEC/EN 61326-1