All Terminals are high quality brass, duly Nickle plated and have 3.40 mm hole for cable entry and M3 screws for clamping. M4 Brass studs with washers and nuts are provided at the rear, in rear connection types. Sealing hole provided on the cover securing knobs and studs, prevent unauthorised access. The voltage terminals have shorting links and colour coded moulded knobs for operational convenience. Each group of current terminals consist of three terminals with interconnecting screws or links (depends wheather screw or link type) for injecting current from a portable test set or to short circuit Current Transformer Secondaries.