346 Single Phase Surge Suppressors
Description
Single Phase Surge Suppressors are devices designed to protect electrical equipment from voltage spikes by limiting the voltage supplied to an electric device by either blocking or shorting to ground any unwanted voltages above a safe threshold.
Working Principle
Single Phase Surge Suppressors operate by detecting excess voltage and diverting it away from the connected equipment. When a surge occurs, the suppressor channels the excess voltage into the grounding wire, preventing it from flowing through the electronic devices. This ensures that only the proper voltage continues to flow through its normal path, thereby protecting the equipment from damage. These devices are crucial as they safeguard sensitive electronics from transient voltage spikes, which can cause significant damage or reduce the lifespan of the equipment.
Applications
Single Phase Surge Suppressors are commonly used in residential and commercial settings to protect various electronic devices. Specific examples include protecting home entertainment systems, computers, and kitchen appliances from power surges. In industrial settings, they are used to safeguard programmable logic controllers (PLCs), PLC networks, and computer circuits against high voltages.
Advantages over other Single Phase Surge Suppressors
One advantage of certain types of surge suppressors, such as thyristor surge suppressors, is their high-surge current capability of 50 amps and bidirectional protection. This makes them particularly effective in environments where high-surge currents are expected, providing robust protection compared to other suppressors that may not handle such high currents as effectively.
Limitations
A limitation of Single Phase Surge Suppressors is that they may not be suitable for all types of surges, particularly those that exceed their designed capacity. Additionally, they may require regular maintenance and replacement after significant surge events, as their components can degrade over time.
Considerations
When selecting a Single Phase Surge Suppressor, consider the initial cost and the potential operating expenses associated with maintenance and replacement. Durability is a key factor, as more durable suppressors may offer better long-term protection and lower replacement costs. Accuracy in detecting and responding to surges is also crucial to ensure effective protection. Regular maintenance is necessary to ensure the suppressor continues to function correctly, and this should be factored into the overall cost of ownership.
from Transtector Systems, Inc.
The SP Series of AC panel surge protectors provides a full range of nominal operating voltages from 120 Vac to 600 Vac to support global AC surge protection requirements and voltages. The UL 1449 4th Edition design, uses thermally protected MOV technology to ensure robust, reliable, protection for... [See More]
- Voltage: 120; 208; 220; 240; 277; 346; 380; 480; 600; 120-600, 120-480 Vac
- Technology: Metal Oxide Varistor
- Mounting: DIN Rail
- Surge Current: 50000 to 100000
from MCG SURGE PROTECTION
Features: 120LS: I peak=120,000A/Phase (8 x 20 μs waveform). UL1449 3rd Edition. NEMA LS1-1992. Three times redundant protection paths per phase. Employs new 40kA varistors with built in high-speed thermal disconnect. Solid copper bus bar construction. Field-replaceable modules. EMI/RFI noise... [See More]
- Voltage: 120; 208; 220; 240; 277; 346; 380; 480; 600; 120/240
- Technology: Metal Oxide Varistor
- Mounting: Wall/Panel; Device Mount
- Surge Current: 120000
from ASCO Power Technologies
The SPDee Series utilizes large Block 50kA Thermal Protected MOV ’s with surge current levels of 50kA per mode. The unit is a perfect replacement to the obsolete surge arrestors. With a small, compact design and line or load side installation flexibility, this unit can be installed anywhere in... [See More]
- Voltage: 346
- Technology: Metal Oxide Varistor
- Mounting: Wall/Panel (optional feature); DIN Rail (optional feature); Pipe Nipple
- Surge Current: 50000
from Transtector Systems, Inc.
The SP Plus provides all mode system protection and integrity for critical applications. A compact design listed to UL 1449 4th Edition with robust surge capacity for long life and easy installation makes this unit ideal for all your surge protection requirements. [See More]
- Voltage: 120; 208; 220; 240; 277; 346; 380; 480; 120-480 Vac
- Surge Current: 50000 to 100000
- Technology: Metal Oxide Varistor
- Operating Temp: -40 to 185
from MCG SURGE PROTECTION
Features: 120,000 amps per phase. UL1449 3rd Edition. Field-replaceable, high capability protection modules with lifetime replacement warranty. High performance, low inductance MicroZ ™ -installed cable. (Click here). Event counter and front panel LEDs for status indication. LED internal... [See More]
- Voltage: 120; 208; 220; 240; 277; 346; 380; 480; 600; 120/240
- Technology: Metal Oxide Varistor
- Mounting: Wall/Panel; Device Mount
- Surge Current: 120000
from MCG SURGE PROTECTION
Features: 120,000 amps per phase. UL1449 3rd Edition. Field-replaceable, high capability protection modules with lifetime replacement warranty. 8 Ft. installed cable. Front panel LED's for status indication. LED internal diagnostics for on-site maintenance. Audible fault alarm with mute switch. All... [See More]
- Voltage: 120; 208; 220; 240; 277; 346; 380; 480; 600; 120/240
- Technology: Metal Oxide Varistor
- Mounting: Wall/Panel; Device Mount
- Surge Current: 120000
from MCG SURGE PROTECTION
Features: 200,000 amps per phase. UL1449 3rd Edition. Independent lab tested modules. NEMA LS 1 Tested. Redundant modular protection withstands multiple lightning strikes. Solid copper bus bar construction for minimal impedance and enhanced current sharing. High performance, low inductance. Micro-Z... [See More]
- Voltage: 120; 208; 220; 240; 277; 346; 380; 480; 600; 120/240
- Technology: Metal Oxide Varistor
- Mounting: Wall/Panel; Device Mount
- Surge Current: 200000
from MCG SURGE PROTECTION
Features: 200,000 amps per phase, 8x20 us. Date & time of last event it handled/diverted displayed. Independent lab tested modules. UL1449 3rd Edition. NEMA LS 1. Redundant modular protection withstands multiple lightning strikes. Solid copper bus bar construction for minimal impedance and... [See More]
- Voltage: 120; 208; 220; 240; 277; 346; 380; 480; 600; 120/240
- Technology: Metal Oxide Varistor
- Mounting: Wall/Panel; Device Mount
- Surge Current: 200000
from MCG SURGE PROTECTION
Features: 400,000 Amps per phase 8x20 us. Date & time of last event it handled/diverted displayed. Independent lab tested modules. UL1449 3rd Edition. NEMA LS 1 Tested. High capability redundant modular protection withstands multiple lightning strikes. Solid copper bus bar construction for... [See More]
- Voltage: 120; 208; 220; 240; 277; 346; 380; 480; 600; 120/240
- Technology: Metal Oxide Varistor
- Mounting: Wall/Panel; Device Mount
- Surge Current: 400000
from MCG SURGE PROTECTION
Features: I peak=120,000A/Phase (8 x 20 μs waveform). UL1449 3rd Edition Listed. Triple redundant - three fused surge paths/phase. Remote 1 Form C relay contacts with status LED. Neutral to Ground voltage monitor. Front panel protection status LEDs. Low profile design. All modes protected. [See More]
- Voltage: 120; 208; 220; 240; 277; 346; 380; 480; 600; 120/240
- Technology: Metal Oxide Varistor
- Mounting: Wall/Panel; DIN Rail (optional feature); Device Mount
- Surge Current: 120000
from MCG SURGE PROTECTION
Features: I peak=160,000A/Phase (8 x 20 μs waveform). UL1449 3rd Edition Listed. Triple redundant - three fused surge paths/phase. Remote 1 Form C relay contacts with status LED. Neutral to Ground voltage monitor. Front panel protection status LEDs. Low profile design. All modes protected. [See More]
- Voltage: 120; 208; 220; 240; 277; 346; 380; 480; 600; 120/240
- Technology: Metal Oxide Varistor
- Mounting: Wall/Panel; DIN Rail (optional feature); Device Mount
- Surge Current: 160000
from MCG SURGE PROTECTION
Features: I peak=250,000A/Phase (8 x 20 μs waveform). UL1449 3rd Edition Listed. Triple redundant - three fused surge paths/phase. Remote 1 Form C relay contacts with status LED. Neutral to Ground voltage monitor. Front panel protection status LEDs. Low profile design. All modes protected. [See More]
- Voltage: 120; 208; 220; 240; 277; 346; 380; 480; 600; 120/240
- Technology: Metal Oxide Varistor
- Mounting: Wall/Panel; DIN Rail (optional feature); Device Mount
- Surge Current: 250000
from MCG SURGE PROTECTION
Features: I peak=40,000A/Phase (8 x 20 μs waveform). UL1449 3rd Edition Listed. Remote 1 Form C relay contacts with status LED. Neutral to Ground voltage monitor. Front panel protection status LEDs. Low profile design. All modes protected. Filtering standard. Thermally protected MOVs. 20 Year... [See More]
- Voltage: 120; 208; 220; 240; 277; 346; 380; 480; 600; 120/240
- Technology: Metal Oxide Varistor
- Mounting: Wall/Panel; DIN Rail (optional feature); Device Mount
- Surge Current: 40000
from MCG SURGE PROTECTION
Features: I peak=80,000A/Phase (8 x 20 μs waveform). UL1449 3rd Edition Listed. Remote 1 Form C relay contacts with status LED. Neutral to Ground voltage monitor. Front panel protection status LEDs. Low profile design. All modes protected. Filtering standard. Thermally protected MOVs. 20 Year... [See More]
- Voltage: 120; 208; 220; 240; 277; 346; 380; 480; 600; 120/240
- Technology: Metal Oxide Varistor
- Mounting: Wall/Panel; DIN Rail (optional feature); Device Mount
- Surge Current: 80000