We are a trusted surge protection devices manufacturer in China specializing in manufacturing high-quality SPDs.
With a thorough understanding of standards and regulations, LSP manufactures millions of surge protection devices (SPDs) every year.
Our teams bring surge protection devices (SPDs) with our unique client-focused service & quality to the closest possible to the market demand.
DIN-Rail AC Type 1 surge protection device SPD FLP25 series is developed as the best solution available to protect service entrance at an industrial site, especially those with existing lightning protection systems or meshed cage applications.
FLP25-275/4+0
for three phase TN-S networks
FLP25-275/3+1
for three phase TT and TN-S
FLP25-275/3+0
for three phase TN-C networks
FLP25-275/2+0
for single phase TN-S networks
FLP25-275/1+1
for single phase TT and TN-S
FLP25-275/1+0
for single phase TN-S, TN-C, TT (only L-N)
The FLP25-275 series Type 1 Surge Protective Devices are suitable for various power systems, including single-phase and three-phase systems, providing efficient protection against lightning and surges.
The FLP25-275/4+0 Surge Protective Device (SPD) uses 8 pieces of 34mm*34mm double Metal Oxide Varistors (MOV), suitable for three-phase TN-S power networks.
The FLP25-275/3+1 Surge Protective Device (SPD) uses 6 pieces of 34mm*34mm double Metal Oxide Varistors (MOV) and 1 Gas Discharge Tube (GDT), suitable for three-phase TT and TN-S power systems.
The FLP25-275/3+0 Surge Protective Device (SPD) uses 6 pieces of 34mm*34mm double Metal Oxide Varistors (MOV), suitable for three-phase TN-C power networks.
The FLP25-275/2+0 Surge Protective Device (SPD) uses 4 pieces of 34mm*34mm double Metal Oxide Varistors (MOV), suitable for single-phase TN-S power networks.
The FLP25-275/1+1 Surge Protective Device (SPD) uses 2 piece of 34mm*34mm double Metal Oxide Varistor (MOV) and 1 Gas Discharge Tube (GDT), suitable for single-phase TT and TN-S power systems.
The FLP25-275/1+0 Surge Protective Device (SPD) uses 2 piece of 34mm*34mm double Metal Oxide Varistor (MOV), suitable for single-phase TN-S, TN-C, and TT (L-N only) power systems.
FLP25 series DIN-Rail AC Type 1 surge protection device SPD is particularly useful in a high lightning density area where the risk of heavy surge current or even direct strike is high (eg: buildings equipped with lightning rods).
Nominal voltage Un: 120V 230V 400V
Max. continuous operating voltage Uc: 150V 275V 320V 385V 440V
Type 1 / Class I / Class B
Impulse discharge current (10/350 μs) Iimp = 25kA @ Type 1
Nominal discharge current (8/20 μs) In = 25kA @ Type 2
Maximum discharge current (8/20 μs) Imax = 100kA @ Type 2
Protective elements: Metal Oxide Varistor (MOV), Gas Discharge Tube (GDT)
10/350 µs Waveform (Type 1 SPDs): features a rise time of 10 microseconds and a more protracted duration of 350 microseconds.
8/20 µs Waveform (Type 2 SPDs): This waveform exhibits a rapid rise time of 8 microseconds and a relatively extended duration of 20 microseconds.
TUV, CB and CE certification. Surge Protective Devices (SPD) tested accroding to IEC/EN 61643-11
Equipment connected to Alternating Current (AC) networks may be exposed to various undesirable electrical phenomena, which can disrupt their operation, cause failures, shorten their lifespan, or even destroy them.
AC Type 1 surge protection device (SPD) is characterized by a 10/350 µs lightning current waveform.
DIN-Rail AC Type 1 surge protection devcie SPD installed at the load center’s main circuit breaker, e.g. main distribution board.
Wiring Diagram
An AC Type 1 surge protection device (SPD) with remote signaling terminals is designed for remote monitoring and management.
These terminals facilitate real-time monitoring of the SPD’s operational status, provide alerts in case of faults, and enhance system safety by enabling quick response to issues.
Wiring Diagram for Green Light On a FLP25-275/3S+1
Wiring Diagram for Red Light On a FLP25-275/3S+1
Wiring Diagram for Green Light On a FLP25-275/3S
Wiring Diagram for Red Light On a FLP25-275/3S
Wiring Diagram for Green Light On a FLP25-275/4+0
Wiring Diagram for Red Light On a FLP25-275/4+0
Wiring Diagram for Green Light On a FLP25-275/3+1
Wiring Diagram for Red Light On a FLP25-275/3+1
Wiring Diagram for Green Light On a FLP25-275/3+0
Wiring Diagram for Red Light On a FLP25-275/3+0
AC Type 1 SPD manufacturing includes market research, design, component procurement, assembly, testing, certification, packaging, distribution, and after-sales support.
We use high-quality LKD MOVs in our AC Type 1 surge protection devices.
MOVs are sealed in epoxy for environmental protection, moisture resistance, safe handling, and insulation.
With superior quality of MOVs, the surge protectors manufactured by LSP are safe to use for up to 5 years.
During the manufacturing process of a Type 1 Surge Protective Device, product testing is a crucial step.
This includes market research, design, component procurement, assembly, encapsulation, electrical and thermal testing, and safety and compliance testing.
Finally, the product undergoes certification, packaging, distribution, and after-sales support.
The AC Type 1 Surge Protective Device features robust packaging, providing secure and reliable protection during transportation. This ensures the device can operate safely even in harsh electrical environments.
The manufacturing process of an AC Type 1 Surge Protective Device (SPD) involves determining requirements, designing, selecting components, assembly,
testing, installation, and certification to ensure high reliability and effectiveness.
Type 1 Surge Protection Devices (SPDs) protect residential, industrial, hospital, and commercial buildings from electrical surges, especially from lightning, ensuring safety, reliability, and longevity of electrical systems.
Industrial environments often house critical machinery and sensitive electronic controls that are highly susceptible to damage from electrical surges.
Type 1 surge protection devices are essential in such settings to protect against the high-energy transients that can result from lightning strikes or heavy-duty electrical operations.
Installing these devices at the main distribution boards helps to maintain operational continuity and prevent costly downtimes.
In commercial buildings, the reliability of electrical systems is paramount.
From office complexes to shopping malls, the protection of lighting systems, HVAC units, elevators, and other essential services is critical.
Type 1 surge protective devices ensure that the electrical infrastructure remains intact during electrical disturbances, thereby safeguarding the business operations and enhancing the safety of occupants.
Homes have lower electrical demands than industrial sites but are still vulnerable to surges, especially from lightning.
Installing Type 1 surge protector devices at service entrances protects household appliances and electronics, ensuring safety, safeguarding investments, and preventing costly damages.
This simple measure provides peace of mind for homeowners.
In hospitals, Type 1 Surge Protection Devices (SPDs) are used to protect medical equipment, power systems, and data security from high-energy surges and transient overvoltages.
By ensuring the stable operation of equipment and compliance with safety standards, Type 1 SPDs help maintain continuous patient care and the reliable functioning of critical hospital services.
Reliable Type 1 surge protection device SPD is designed to meet the protection needs of installations against lightning and surges. Get Type 1 SPD price now!
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