Nominal coil voltage:

• check 24 V AC(4)
• check 110 VAC(1)
• check 120V AC(1)
• check 230 V AC(5)

Relay equipment:

• check 1 - mechanical arrest(1)
• check 4 - mechanical arrester + mechanical indicator(4)
• check 5 - mechanical locking + LED for AC(1)