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RS485 signal protector, signal surge protector, control signal arrester, industrial application.
Product introduction
Control signal lightning arrester: used for transmission and
protection of sensitive control signals, widely used in the
lightning protection and surge protection of various control signal
lines, such as computer communication system, monitoring control
system, door control system, automatic control system, data
transmission of security system and so on. It is typically used for
communication serial ports such as computers RS485 and RS422RS232.
It is protected from damage caused by lightning induced voltage,
grid voltage fluctuation, electrostatic discharge and impact
voltage.
Product specification
Model and specofocation | TRSS-485 | ||||
Rated Operating Voltage(V) | Un | DC6 | DC12 | DC24 | DC48 |
Max continuous operating voltage(V) | Uc | DC9 | DC18 | DC36 | DC75 |
Voltage protective level(V) | Up〈 | 〈12 | 〈30 | 〈60 | 〈120 |
Nominal discharge current | In(8/20μS) | 5kA | |||
Max discharge current | Imax(8/20μS) | 10kA | |||
Response time | ns | 1 | |||
Operating condition | Temp:-40℃~+70℃ | ||||
RH≤95%(25℃) | |||||
Sea level elevation≤3km | |||||
Remarks | Other max continuous operating voltage can be customized |
Working principle of product
The control signal surge protector is connected to the front end of
the protected equipment. When the transmission line is impacted by
the inductive thunder and other transient overvoltage, the impact
current is discharged to the earth through the protection branch of
the surge protector, and the output voltage is placed in the
allowable voltage range of the equipment, thus ensuring the safety
of the operating equipment.
Use of attention
1. 1 system signal lightning arrester can be installed in the
LPZ0-1 area or directly connected to the front end of the protected
equipment (or system), and the closer the better from the protected
equipment (or system).
2. "IN" connects the lead end, "OUT" connects the protected device
(or system) end, "1" and "3" as a signal channel, "2" and "4" as a
signal channel. When installing, the two ends must be laid
separately, and not be tied together to prevent the two induction.
3. the lightning arrester is not required for long-term maintenance
without longer maintenance. It only needs the routine maintenance
of the system. In the process of use, the signal transmission is
problem, the signal transmission is restored to normal after the
surge protector is replaced, indicating that the surge protector
has been damaged and needs to be repaired or replaced.
Product features
1. insertion loss is low to ensure that the line is unblocked.
2. the coefficient of standing wave is small and the range of
working frequency is wide
3. it has three protection functions: overcurrent, overvoltage and
clamping.
Company profile
Thor is all about protecting against the damaging effects of power
transients. It is our goal and mission to connect our customer
challenges with high-quality, right-priced solutions and products –
completed by unrivaled customer service and technical support.
Incorporated in 2006, Zhejiang Thor Electric Co., Ltd has built
everything to offer a wide range of innovative and reliable surge
protection solutions and products.