TH-K20 series Thermal Relay plug in ac contact S-K20

TH-K20 series Thermal Relay plug in ac contact S-K20.ON/OFF indication and manual/automatic reset

Application

The thermal overload relays are suitable for overload protection of AC motor operated on 8-hours duty or uninterrupted duty. The overload protected AC motor with frequency 50Hz,voltage up to 660V,current up to 40A. Several functions provided by these relays are phase-failure protection, temperature compensation, ON/OFF indication and manual/automatic reset.The relays comply with IEC292-1 standard.

Specification

Type Plug in AC contact Rated current of Thermal element (A) Setting current range(A) TH-K12 S-K10,S-K11 S-K12,S-K18 0.24,0.35,0.5,0.7,0.9,1.3 1.7,2.1,2.5,3.6,5,6.6,9,11 0.2-0.28,0.28-0.42,0.4-0.6,0.55-0.85,0.7-1.1 1-1.6,1.4-2,1.7-2.1,2-3,2.8-4.4,4-6,5.2-8,7-11,9-13 TH-K20 S-K20,S-K21 S-K25,S-K35 2.1,2.5,3.6,5,6.6,9 11,15,19,22,29,35 1.7-2.1,2-3,2.8-4.4,4-6,5.2-8,7-11 9-13,12-18,16-22,18-26,24-34,30-40 TH-K60 S-K50,S-K65 S-K80,S-K95 42,54 34-50,43-65

TH-K20 series Thermal Relay plug in ac contact S-K20