ZKC/F series dustproof automatic protection switchDetailed product description：

Purpose:
ZKC/F automatic protection switch is used for connecting or disconnecting power supply in lines with DC voltage of 28-30V, and is equipped with good overload and short-circuit thermal trip devices. It can be tested in sand and dust environments and has the advantages of light weight, small size, high sensitivity, and reliable action. It is suitable for line protection of DC electrical equipment.

Terms of Use
Medium temperature: -50 ℃ to 50 ℃.
Atmospheric pressure: ZKC-2/F and ZKC-5/F switches are between 101Kpa and 5.5Kpa;
The ZKC-10/F to ZKC-80/F switches are 101Kpa to 12Kpa.
Relative humidity: At 20 ± 5 ℃, the relative humidity is 95% to 98%.
Vibration: The vibration frequency is between 20Hz and 80Hz, and the vibration acceleration reaches 4g.
Impact: The impact acceleration reaches 4g and the speed is 60-100 times/min.
Working voltage: 28-30V.
Dielectric performance: It should be able to withstand a 1000V AC voltage with a frequency of 50Hz for 1 second.
Insulation resistance: Insulation resistance ≮ 20M Ω.

Main technical parameters

Rated working current

Specifications	ZKC-2/F	ZKC-5/F	ZKC-10/F	ZKC-15/F	ZKC-20/F	ZKC-25/F
Rated Current	2A	5A	10A	15A	20A	25A
Specifications	ZKC-30/F	ZKC-40/F	ZKC-50/F	ZKC-60/F	ZKC-80/F
Rated Current	30A	40A	50A	60A	80A

Protective action characteristics:
The product does not operate for a long time under rated current conditions.
The product passes through twice the rated current at room temperature, and the operating time is shown in the table below:

Model number	Average time range for automatic collaborative work（s）
ZKC－2/F	twenty-five～one hundred and twenty
ZKC－5/F	twenty～sixty
ZKC－10/FTheZKC－15/F	fifteen～forty-five
ZKC－twenty～30/F	twenty～sixty
ZKC－40/FTheZKC－50/F	twenty-five～eighty
ZKC－60/FTheZKC－80/F	twenty～eighty

Appearance and installation dimensions: