h3 MCCBs & Switch Disconnectors
Frame Size x250

Our h3 MCCBs have a intergrated padlocking facility, padlocking can be in the ON or OFF position. It's trip free mechanism is useful for maintenance purposes.

Visibility of the auxiliary can be seen through the ID window, there's no need for extra labelling to indicate the presence of the auxiliaries, easy commissioning & maintenance.

Access to the thermal setting is behind the secondary cover, security of set parameter positions no longer needs specific sealing.

h3 MCCBs have captive ¼ turn screws to open the secondary cover, the MCCB only has one screw for faster opening, screws are impossible to lose. A flat or cruciform screwdriver can be used.

A cable path is provided for the internal wires, this enables ease of installation with no plastic parts to remove. Leaves cables tidy.

Auxiliaries lock into position, providing ease of installation, time saving and allows accurate positioning of the auxiliaries, even when the secondary cover is open.

Quick connect termination saves cabling time, with no problem of cable length.

There are 3 thermal setting positions 0.63, 0.8 and 1xIn, providing versatility and fewer part number references.

There are additional faston spade connections, with easy connection of auxiliary circuits.

Electronic setting as standard on h400, h630, h800, these settings provide more accurate settings (fault current and time tripping), fewer references to stock and has chronometric selectivity.

Simplified settings (protection against short circuit current), with Only 1 button to select the protection type according to the supply and load type, also provides time savings.

Only one product for all neutral settings needed according to the neutral cable section.