Meter form: 3.HZ Number of fields: 1 Number of meter fields: 1 Number of meter spaces: 1 Number of distribution rows: 3 Network-side connection compartment (NAR): 5-pole busbar system Equipment: 2x main line branch terminals1x NN plug-in terminal1x PE plug-in terminal suitable for: Empty housing ZA141-ZA145Empty housing ZF141-ZF145