ASCO 3NTS 3Ph 4-Pole 30-400A Non-Automatic Transfer Switches

The ASCO 3NTS 3Ph 4-Pole 30-400A NTS Non-Automatic Transfer Switch product line represents the most compact durable design of Non-automatic power transfer switches in the industry. ASCO non-automatic transfer switches are generally used in applications in which operating personnel are available. They are also used when the load is not an emergency type requiring automatic transfer of power. These switches are available to be arranged for remote control via ASCO’s connectivity products.

The ASCO 3NTS 3Ph 4-Pole 30-400A NTS are manually initiated via soft keys on the user interface panel. Standard sizes range from 30 through 3000 amperes. The group G controller provides for addition of optional accessories and prevents inadvertent operation under low voltage conditions. Bright source acceptability lights informs operator if sources are available to accept load. Offers a source in-phase monitor to transfer motor loads between live sources. Two auxiliary contacts will be closed when transfer switch is connected to normal, and two closed on emergency standard feature 14AA/14BA.