DIN Rail Three Phase Surge Suppressors
Last Updated: April 1, 2025
Description
DIN Rail Three Phase Surge Suppressors are devices designed to protect electrical systems from voltage spikes and surges. These suppressors are mounted on a standardized rail, known as a DIN rail, which is a common mounting system used in industrial control equipment. The primary function of these suppressors is to safeguard three-phase AC power systems 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
DIN Rail Three Phase Surge Suppressors operate by detecting and responding to voltage spikes in the electrical system. When a surge occurs, the suppressor channels the excess voltage away from the sensitive components of the system, typically directing it to the ground. This is achieved through components like metal oxide varistors (MOVs) or gas discharge tubes (GDTs), which are designed to react quickly to overvoltage conditions. By doing so, these suppressors prevent damage to electrical equipment, ensuring the longevity and reliability of the system. Their usefulness lies in their ability to protect against transient overvoltages, which can be caused by lightning strikes, power outages, or switching operations.
Applications
DIN Rail Three Phase Surge Suppressors are commonly used in industrial and commercial settings where three-phase power systems are prevalent. Specific examples include:
- Protecting industrial automation systems, such as programmable logic controllers (PLCs) and motor drives, from voltage spikes.
- Safeguarding telecommunications equipment and data centers, where uninterrupted power is critical.
- Ensuring the reliability of HVAC systems in large buildings by preventing damage from electrical surges.
Advantages over other Three Phase Surge Suppressors
One of the key advantages of DIN Rail Three Phase Surge Suppressors is their ease of installation and integration into existing systems. The DIN rail mounting system is widely used in industrial environments, making these suppressors compatible with a variety of equipment. Additionally, their compact form factor allows for efficient use of space within control panels. Compared to other mounting options, DIN rail suppressors offer a standardized and organized approach to surge protection.
Limitations
While DIN Rail Three Phase Surge Suppressors offer effective protection, they have limitations. They may not be suitable for environments with extremely high surge currents beyond their rated capacity. Additionally, their performance can degrade over time due to repeated exposure to surges, necessitating regular maintenance and replacement to ensure continued protection.
Considerations
When selecting DIN Rail Three Phase Surge Suppressors, several factors should be considered:
- Initial Costs: The cost of these suppressors can vary based on their specifications and the level of protection they offer. It's important to balance cost with the required protection level.
- Operating Expense: While these devices generally have low operating costs, regular maintenance is necessary to ensure their effectiveness.
- Durability: The durability of the suppressor is crucial, especially in harsh industrial environments. Choosing a device with a robust design can enhance longevity.
- Replacement and Maintenance Costs: Over time, suppressors may need to be replaced due to wear and tear. It's important to factor in these costs when planning for long-term protection.
from RS Components, Ltd.
3 phase N Surge Protection [See More]
- Mounting: DIN Rail; DIN Rail Mount
- Surge Current: 140000
from TPS Elektronik GmbH
TPS-ICL-3P-12A 3-Phase Inrush Current Limiter! 12A rated current, 400VAC input. Limits peak inrush to 45A for 100-500ms. Integrated bypass relay (non-NTC). DIN rail mount, AWG13-11 wiring. Protects motors, transformers, and saves fuses/circuit breakers. CE, RoHS compliant. [See More]
- Mounting: DIN Rail; Din-Rail TS 35/15
- Surge Current: 12
- Technology: Integriertes bypassrelais
- Voltage: 207-253Vac
from RS Components, Ltd.
Type 1 surge protection device [See More]
- Mounting: DIN Rail; DIN Rail
- Surge Current: 40000
from TPS Elektronik GmbH
TPS-ICL-3P-16A 3-Phase Inrush Current Limiter! 16A rated current for 400VAC systems. Limits peak inrush to 45A (100-500ms). Integrated bypass relay (non-NTC). DIN rail mount, AWG13-11 wiring. Protects motors & transformers, prevents fuse nuisance tripping. CE, RoHS certified. [See More]
- Mounting: DIN Rail; Din-Rail TS 35/15
- Surge Current: 16
- Technology: Integriertes bypassrelais
- Voltage: 207-253Vac
from RS Components, Ltd.
Type 1 surge protection device [See More]
- Mounting: DIN Rail; DIN Rail
- Surge Current: 40000
from TPS Elektronik GmbH
TPS-ICL-3P-25A 3-Phase Inrush Current Limiter! 25A rated current for 400VAC systems. Limits peak inrush to 45A (100-500ms). Integrated bypass relay (non-NTC). DIN rail mount, AWG13-11 wiring. Protects high-power motors & transformers. CE, RoHS certified. 300,000 hours MTBF. [See More]
- Mounting: DIN Rail; Din-Rail TS 35/15
- Surge Current: 25
- Technology: Integriertes bypassrelais
- Voltage: 360-440Vac
from RS Components, Ltd.
Type 1 surge protection device [See More]
- Mounting: DIN Rail; DIN Rail
- Surge Current: 40000
from RS Components, Ltd.
Type 1 surge protection device [See More]
- Mounting: DIN Rail; DIN Rail
- Surge Current: 65000
from RS Components, Ltd.
Contactum 3 Phase Distribution Board Typ [See More]
- Mounting: DIN Rail; DIN Rail
- Surge Current: 40000
from RS Components, Ltd.
Type 2 surge arrester [See More]
- Mounting: DIN Rail; DIN Rail
- Surge Current: 40000
from RS Components, Ltd.
Type 2 surge arrester [See More]
- Mounting: DIN Rail; DIN Rail
- Operating Temp: -40 to 176
from RS Components, Ltd.
Type 2 surge arrester [See More]
- Mounting: DIN Rail; DIN Rail
- Operating Temp: -40 to 176
from Pentair, Inc.
. 54 MM W X 68 MM D X 90 MM H SIZE. SUB DISTRIBUTION PANEL USED ON. 0 TO 60 HZ FREQUENCY RATING. 2 AWG SOLID/4 AWG STRANDED WIRE CONNECTION TYPE. CE APPROVAL. POWER DISTRIBUTION SYSTEM APPLICATION. 220/380 TO 240/415 VAC VOLTAGE RATING. 35 MM DIN RAIL MOUNTING. NEMA 1, IP20 ENCLOSURE. -40 TO 80 DEG... [See More]
- Mounting: DIN Rail
- Operating Temp: -40 to 176
- Surge Current: 40000
- Voltage: 220; 240; 380
from SOCOMEC
The SURGYS G70 surge arrester is designed to ensure reinforced protection of single-phase and three-phase networks. It acts against industrial operation overvoltages and overvoltages owing to lightning. This type of Surge Protective Device is particularly recommended in case of heightened risk of... [See More]
- Mounting: DIN Rail
- Operating Temp: -40 to 185
- Surge Current: 70000
- Voltage: 230/400 VAC
from CITEL SURGE PROTECTION
CITEL model DUC is a three phase din rail mount filter that is listed to UL1283. These sine wave tracking devices compliment AC Surge Protective Devices (SPDs) and will help to completely protect downstream equipment from transient over voltages as well as noise. UL1283 [See More]
- Mounting: DIN Rail
- Voltage: 347/600
- Operating Temp: -40 to 185
- Standards: UL; RoHS
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]
- Mounting: DIN Rail
- Surge Current: 50000 to 100000
- Technology: Metal Oxide Varistor
- Operating Temp: -40 to 185
from ASCO Power Technologies
Industrial computers, PLCs, and sensitive instrumentation are at the heart of today's automation systems. Maintaining reliability and uptime are essential to the processes running on the factory floor. Semiconductor technology has advanced over the last several decades increasing equipment's... [See More]
- Mounting: DIN Rail
- Surge Current: 50000
- Technology: Metal Oxide Varistor
- Operating Temp: -40 to 185
from Schneider Electric Surge Protection
Compact enclosure, DIN-rail design, multiple surge capacities [See More]
- Mounting: DIN Rail
- Surge Current: 20000
- Technology: Metal Oxide Varistor
- Voltage: 120/240
from Pentair, Inc.
. COMPACT TYPE. 54 MM W X 68 MM D X 90 MM H SIZE. DISTRIBUTION PANEL BOARD, MOTOR CONTROL CENTER, SUB DISTRIBUTION PANEL USED ON. 0 TO 100 HZ FREQUENCY RATING. 2 AWG SOLID/4 AWG STRANDED WIRE CONNECTION TYPE. UL 1449, CE APPROVAL. POWER DISTRIBUTION SYSTEM APPLICATION. 120 TO 150 VAC VOLTAGE... [See More]
- Mounting: DIN Rail
- Operating Temp: -40 to 176
- Surge Current: 50000
- Voltage: 120
from SOCOMEC
SURGYS E10 surge arrester is designed to ensure protection of installations connected to single-phase, three-phase or DC networks against industrial operation overvoltages. They act against transient overvoltages owing to lightning. Advantages Monobloc base with plug-in modules. The SURGYS is... [See More]
- Mounting: DIN Rail
- Operating Temp: -40 to 185
- Surge Current: 10000
- Voltage: 230/400 VAC
from CITEL SURGE PROTECTION
The DS70US is a universal SPD for the most demanding AC Power applications. The DS70US Series protects any single or three phase voltage up to 690Vac from the effects of lightning and switching transients. These SPD are approved to the new UL1449 4th Edition (effective March. 2016) and have... [See More]
- Mounting: DIN Rail
- 3-Phase Configuration: Delta; Wye
- Operating Temp: -40 to 185
- Voltage: 120; 240; 480; 600; 120/240; 120/208; 277/480; 347/600; 240-415 V, 400-690 V
from Transtector Systems, Inc.
AC surge protector (also known as SPD or lightning protector) 1102-014-40 from Transtector is a DIN-Rail style SPD that utilizes state of the art MOV technology to protect critical equipment that operates on a 120/208 Vac 3-Phase Wye electrical service. This surge protector provides effective... [See More]
- Mounting: DIN Rail
- Surge Current: 40000
- Technology: Metal Oxide Varistor; Silicon Avalanche Diode
- Operating Temp: -40 to 149
from Transtector Systems, Inc.
AC surge protector (also known as SPD or lightning protector) 1104-15-106 from Transtector is a DIN-Rail style SPD that utilizes state of the art MOV / GDT technology to protect critical equipment that operates on a 230/400 Vac 3-Phase Wye electrical service. This surge protector provides effective... [See More]
- Mounting: DIN Rail
- Surge Current: 150000
- Technology: Metal Oxide Varistor; Silicon Avalanche Diode; Gas Tubes
- Operating Temp: -40 to 158
from Transtector Systems, Inc.
AC surge protector (also known as SPD or lightning protector) 1102-014-41 from Transtector is a DIN-Rail style SPD that utilizes state of the art MOV technology to protect critical equipment that operates on a 240 Vac 3-Phase Delta electrical service. This surge protector provides effective... [See More]
- Mounting: DIN Rail
- Surge Current: 40000
- Technology: Metal Oxide Varistor; Silicon Avalanche Diode
- Operating Temp: -40 to 149
from Transtector Systems, Inc.
AC surge protector (also known as SPD or lightning protector) 1101-525-3100 from Transtector is a DIN-Rail style SPD that utilizes state of the art SASD technology to protect critical equipment that operates on a 240/415 Vac 3-Phase Wye electrical service. This surge pro-tector provides effective... [See More]
- Mounting: DIN Rail
- Surge Current: 10000
- Technology: Metal Oxide Varistor; Silicon Avalanche Diode
- Operating Temp: -4 to 149
from Transtector Systems, Inc.
AC surge protector (also known as SPD or lightning protector) 1102-014-26 from Transtector is an IEC61643-11 Class II DIN-Rail style SPD that utilizes state of the art MOV technology to protect critical equipment that operates on a 480 Vac 3-Phase Delta electrical service. This surge protector... [See More]
- Mounting: DIN Rail
- Surge Current: 40000
- Technology: Metal Oxide Varistor; Silicon Avalanche Diode
- Operating Temp: -40 to 149
from Transtector Systems, Inc.
AC surge protector (also known as SPD or lightning protector) I2R-T112-4PG230 from Transtector is a DIN-Rail style SPD that utilizes state of the art MOV/GDT technology to protect critical equipment that operates on a 230 Vac 3-Phase Wye + CM electrical service. This surge protector provides... [See More]
- Mounting: DIN Rail
- Surge Current: 50000
- Technology: Metal Oxide Varistor; Gas Tubes
- Operating Temp: -40 to 176
from Transtector Systems, Inc.
AC surge protector (also known as SPD or lightning protector) I2R-T112-3P230 from Transtector is a DIN-Rail style SPD that utilizes state of the art MOV technology to protect critical equipment that operates on a 230 Vac 3-Phase Wye electrical service. This surge protector provides effective... [See More]
- Mounting: DIN Rail
- Surge Current: 50000
- Technology: Metal Oxide Varistor
- Operating Temp: -40 to 176
from Transtector Systems, Inc.
AC surge protector (also known as SPD or lightning protector) I2R-T112-4P230 from Transtector is a DIN-Rail style SPD that utilizes state of the art MOV technology to protect critical equipment that operates on a 230 Vac 3-Phase Wye electrical service. This surge protector provides effective... [See More]
- Mounting: DIN Rail
- Surge Current: 50000
- Technology: Metal Oxide Varistor
- Operating Temp: -40 to 176