Real and reactive power meter for three-phase alternating current with digital counter, displays up to 8 numbers (2 decimals). With 2 S0 interfaces for real/reactive power and 2 tariffs (MID device: real power display only), green backlit LCD display, for direct connection up to 80 A or for current transformer connection with a current of .../5 A, for primary current transformer current of 5 A to 10,000/5 A . Specified in 5 A increments, display with 8 numbers for showing 8 power registers, wrong connection signal (phase mix-up), accuracy class 1 for real power and power as per EN 50470-3 (B), accuracy class 2 for reactive power and power as per EN 62053-23, perfect operating current range (Ist ... Imax), for direct connection 80 A = 0.015 ... 80 A, for direct connection CT .../5 A = 0.003 ... 5 A, standard version with communications-capable add-on of 1 space units, bus transmission, power register can be set to zero (not on MID type), power register for input and output, displays instantaneous real or reactive power, sealable terminal covers