Manufacturer: Siemens
Type: Analog Monitoring Relay
Model: 3UG4512-1BR20

Supply Voltage: 160 … 690 V AC
Frequency: 50 … 60 Hz

Insulation Voltage: 690 V
Rated Impulse withstand Voltage: 6 kV
Degree of Pollution: 3
Number of Poles: 3
Fastening Method: Snap-On Mounting
Contact Configuration: 2 Changeover (CO)
Contact Rating: 24 … 250 V DC/400 V AC, 1 … 0.1 A (DC), 3 A (AC)
Continuous Current of The DIAZED Fuse Link of The Output

Relay: 4 A
Tightening Torque with Screw-Type Terminals: 0.8 … 1.2 N·m

Operating Temperature: -25 … 60 °C
Degree of protection:  IP20
Dimensions: 92 X 22.5 X 91 mm