40A 4P4d NSX100/160 TM40D

• · This TM40D is a 4 poles 4d thermal-magnetic trip unit used on Compact NSX 100/160 circuit breakers.
• · This 40A rating thermal-magnetic trip unit is an optimum choice for all distribution applications.
• · It embeds an adjustable thermal overload protection and a fixed magnetic protection against short-circuits.