Customization: | Available |
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Type: | Power Source Arrester |
Structure: | Valve Type Arrester |
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Surge Protective Devices (SPDs) are expertly crafted to shield your valuable equipment from transient surge conditions. Major surge events, like a lightning strike, can unleash an astounding surge reaching hundreds of thousands of volts, leading to either immediate or delayed equipment failure. Interestingly, lightning and utility power irregularities account for a mere 20% of all transient surges. The vast majority, constituting 80%, are generated internally within the facility. Although these surges may be less intense, their frequent occurrence can gradually impair sensitive electronic equipment, making proactive protection a necessity.
Product Features
1. Robust 1P+N phase protection, adaptable for both AC and DC systems
2. Innovative pluggable module design, ensuring effortless installation and maintenance
3. Exceptional discharge capacity with rapid response capability
4. Dual thermal disconnection mechanisms for enhanced reliability and safety
5. Convenient visual indication with a green window that shifts upon a fault, coupled with remote alarm control.
A power surge is a fleeting overvoltage occurrence that poses a significant threat to electrical devices, often leading to equipment failure. Surges are notorious for damaging and diminishing the lifespan of:
The National Electrical Manufacturers Association highlights that the typical household possesses approximately $15,000 worth of equipment susceptible to surge damage.
Common Causes of Surge:
An estimated 80% of surges originate from internal sources within your premises.
Internal Sources:
External Sources:
2020 National Electrical Code: New Mandates
All new and renovated homes are mandated to be safeguarded by Listed and Approved Type 1 or Type 2 Surge Protective Devices for maximum safety.
Type 1:
A permanently connected Surge Protective Device offering robust defense against both external and internal surges. This versatile unit can be installed inside or outside the home.
Type 2:
A permanently connected Surge Protective Device, ideally located in or near the breaker box. It provides comprehensive protection against both internal and external surges.
Type 3:
For added safety, a point-of-use Surge Protective Device must complement either Type 1 or Type 2 SPD to adhere to 2020 code requirements.
Utilizing a combination of Type 1, 2, and 3 SPDs delivers the most comprehensive protection.
Product category | Surge protection | |
Product type | SURGE PROTECTIVE DEVICE | |
Product model | HLSPD,SPD,TMSPD2 | |
Unique selling proposition | ·TMSPD1 SPD are suit for IT,TT,TN-C,TN-S,TN-C-S and low-voltage AC power distribution system, protect both direct and indirect lighting impulse and other transient over voltage. ·TMSPD1 surge protection device have high energy MOV chip, fast response speed. ·Products comply with IEC61643-1.2005, IEC61643-11.2011 standard. |
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Technical data | Type of SPD according to EN 61643-11 | Type 2 |
SPD according to IEC 61643-1 | Class II | |
Nominal a.c voltage( Un) | 230V | |
Max continuous operating a.c voltage (Uc) | 275/320/385/440V | |
Nominal discharge current (In 8/20|jS) | 10/20KA | |
Max. discharge current (Imax 8/20pS) | 20/40KA | |
Voltage protection level (Up) | <1.3/1.4/1.5/1.8/2.2KV | |
Response time (tA) | <25ns | |
Operating temperature range (Tu) | -40°C +80°C | |
Operating state/fault indication | Green/red | |
Cross-section area (min) | 4mm² | |
Cross-section area (Max) | 16mm² | |
For mounting on | 35mm DIN rail acc to EN60715 | |
Degree of protection | IP20 | |
Terminal screw torque | 2.5N·m | |
Approvals | TUV |
Selection of SPD:
For a power distribution system, the primary attributes pivotal to defining the lightning protection framework and selecting an SPD for safeguarding an electrical installation within a building include:
Furthermore, other characteristics for selecting an SPD are pre-established for an electrical installation.
This Sub-Section Design of the Electrical Installation Protection System This section elaborates on the criteria for selecting the protection system based on the installation's characteristics, the equipment needing protection, and the surrounding environment.
Location and Types of SPD:
Connection of SPD:
To minimize the voltage protection level (installed Up) at the terminals of the protected gear, SPD connections should be as concise as feasible.
The cumulative length of SPD connections to the network and earth terminal block should remain under 50 cm.
SPD in Plastic Enclosure SPD in Metal Enclosure
RED: Replace