ECC GROUP

TH-K/N THERMAL RELAY

APPLICATIONS

The thermal overload relays are suitable for overload protection of AC motor operated on 8-hour 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 Termal 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,
1.7,2.1,2.5,3.6,5,6,9,11

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

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