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Application
YTH series thermal overload relay are suitable for overload and phase-failure protection of AC MOTORS WITH FREQUENCY OF 50/60Hz, voltage up to 690v,current up to 0.1-85A under 8-hours duty or uniterrupted duty.
Types and ratings
Ratings | Type | YTH-85 | ||
Nominal current | Ranges | |||
Min. | Mid. | Max. | ||
Rated current(A) | 0.14 |
| ||
0.21 | ||||
0.33 | ||||
0.52 | ||||
0.82 | ||||
1.3 | ||||
2.1 | ||||
3.3 | ||||
5 | ||||
6.5 | ||||
7.5 |
|
|
| |
8.5 | 7 | 8.5 | 10 | |
11 | 9 | 11 | 13 | |
15 | 12 | 15 | 18 | |
19 | 16 | 19 | 22 | |
22 | 18 | 22 | 26 | |
30 | 24 | 30 | 36 | |
34 | 28 | 34 | 40 | |
42 | 34 | 42 | 50 | |
55 | 45 | 55 | 65 | |
65 | 54 | 65 | 75 | |
74 | 63 | 74 | 85 | |
Element NO. | 2 Heaters | standard | ||
3 Heaters | Option | |||
Aux. contact |
| 1 NO 1NC | ||
Resettype |
| Auto/Maunal | ||
Power consumption |
| 3.5VA/Heater | ||
Dimension(mm)(W×H×D) |
| 70*73*10 | ||
Separate mounting unit |
| AZ-85H | ||
Other model | 3 Heaters | YTH-85/3 | ||
Differential | YTK-85 | |||
Delay open | YTH-85/L | |||
Applied conta ctors |
| YMC-50.65.75.85 | ||
Applied swirches |
| YMS-50.65.75.86 | ||
YTH85 Thermal Overload Relay