Manufacturer: ABB
Type: Electronic Timer
Model: CT-ERS.21

Rated control supply voltage: 24-240 V AC/DC
Frequency: 50/60 Hz
Time ranges: 0.05 s – 300 h
Contact: 2 C/O
Thermal Current: 4 A
Rated impulse withstand voltage Uimp: 4 kV
Contact Rating:
AC15 230V, 3A
DC13  24V,2A
Temperature Range: -25 … 60°C
Dimensions: 22.5 x 85.6 x 103.7 mm