Nominal coil voltage:

• check 12 V DC(1)
• check 24 V AC(1)
• check 24 V DC(2)
• check 48 V DC(1)
• check 110 VAC(1)
• check 220 V DC(2)
• check 230 V AC(2)

Contact material:

• check AgNi(1)
• check AgNi+Au(1)

Relay equipment:

• check 1 - mechanical arrest(2)
• check 4 - mechanical arrester + mechanical indicator(3)