Comparison : Item # ASNTA, Ex9SN Series 127 Volt (V) Rated Voltage at 60 Hertz (Hz) Frequency Shunt Release Trip (SHT)
Item # ASNTB, Ex9SN Series 220 to 240 Volt (V) Rated Voltage at 60 Hertz (Hz) Frequency Shunt Release Trip (SHT)
Item # ASNTC, Ex9SN Series 440 Volt (V) Rated Voltage at 60 Hertz (Hz) Frequency Shunt Release Trip (SHT)