Product Introduction:
BA-1 Protective Unit is provided by Ningbo Zhifa Science and Technology Industry Co., Ltd.,a major Telecommunication Products supplier in Telecommunication Products wholesale industry in China.You can check out the specification of BA-1 Protective Unit below or get any optional result clicking into the following keywords BA-1 Protective Unit and you can check the authentications and testimonials of BA-1 Protective Unit .
Description:
Features:
1) Protects from thunderstorm and electric induction, and recovers automatically,
without maintenance and charge
2) There is a protective device (FS device) for over-current inside to protect unit,
which will protect short circuit to ground in case communication line and electric
line lap
Specifications:
1) Direct current break over voltage: 190 - 250V
2) Resistance to alternating current: 2.5A
3) Pulse break over voltage: ≤800V
4) Resistance to pulse current: 2.5kA
5) Zero power resistor: ≤22Ω
6) Insulation resistor: ≤1,000MΩ
7) Absolute error: ≤2Ω
8) Reflow operation characteristics: 110mA (60V DC)
9) Lasting time: 60sec
10) Over current operation characteristics:
a) Initial current 0.35A, decreased to 0.15A ≤20 (s)
b) Initial current 0.5 A, decreased to 0.15A ≤15 (s)
c) Initial current 0.75A, decreased to 0.15A ≤5 (s)
d) Initial current 1A, decreased to 0.15A ≤1.5 (s)
e) Initial current 2A, decreased to 0.15A ≤0.5 (s)
f) Initial current 3A, decreased to 0.15A ≤20 (s)
