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1SBN050020R1003 ABB RT5/150 Surge Suppressor Module for Contactors
ABB RT5/150 transil diode surge suppressor designed for 77–150 V DC contactor control circuits and industrial switching applications.
£31.69
Why Choose the ABB RT5/150 Surge Suppressor?
The ABB RT5/150 is a compact transil diode surge suppressor designed to protect DC operated ABB contactors and contactor relays from voltage spikes generated when inductive loads are switched. It helps reduce overvoltage peaks and improve the reliability of industrial control circuits.
This surge suppressor clips directly onto compatible ABB contactors or contactor relay bases without increasing the overall device dimensions. Its fast voltage clipping characteristics help protect sensitive electrical components while maintaining reliable contactor operation.
With a rated control circuit voltage range of 77–150 V DC, the ABB RT5/150 is suitable for ABB DC operated contactors and industrial automation systems where suppression of coil switching surges is required.
Key Advantages
- Dedicated surge suppressor accessory for ABB contactors and contactor relays.
- 77–150 V DC control circuit compatibility for industrial applications.
- Reduces voltage spikes generated during inductive coil switching.
- Fast clipping response helps protect electronic components.
- Compact clip-on design requires no additional mounting space.
- Simple and reliable installation solution for ABB switching systems.
Key Features
- ABB RT5 surge suppressor series.
- Transil diode surge suppression technology.
- Designed for DC operated contactors.
- Rated control voltage: 77–150 V DC.
- Unpolarised suppression system.
- Clip-on mounting to compatible ABB contactors and contactor relays.
- Suitable for industrial automation control circuits.
Reliable Protection for Industrial Switching Systems
Surge suppressors such as the ABB RT5/150 help improve the reliability of industrial control systems by limiting transient overvoltages created during contactor coil switching. This reduces the risk of interference and damage to sensitive electrical components.
The ABB surge suppressor range is designed for machine builders, panel manufacturers and automation engineers requiring dependable protection accessories for low-voltage switching equipment.
Typical Applications
- Industrial contactor control circuits.
- Motor control panels.
- Automation equipment.
- Machine control systems.
- Electrical cabinets and OEM installations.
- Industrial switching applications.
Technical Specifications
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| Device Type | Accessory | |
|---|---|---|
| Manufacturer | ABB | |
| Series | RT5 Surge Suppressors | |
| Model | RT5/150 | |
| Ordering code | 1SBN050020R1003 | |
| Product type | Surge suppressor | |
| Suppression technology | Transil diode | |
| Rated control circuit voltage | 77–150 V DC | |
| Mounting type | Clip-on contactor mounting | |
| Protection rating | IP20 | |
| Dimensions (W × D × H) | 30.25 × 32.4 × 10.5 mm | |
| Weight | approx. 0.015 kg | |
| Operating temperature | -20 to 70 °C |
Frequently Asked Questions
What is the ABB RT5/150 used for?
The RT5/150 is used to suppress voltage spikes generated when DC contactor coils are switched off.
What voltage range does the ABB RT5/150 support?
The RT5/150 is designed for 77–150 V DC control circuits.
How is the ABB RT5/150 installed?
The surge suppressor clips onto compatible ABB contactors or contactor relay bases without increasing the device dimensions.
What type of suppression technology is used?
The RT5/150 uses transil diode surge suppression technology.
Where is the RT5/150 typically installed?
The surge suppressor is typically installed inside industrial control panels and automation systems.
Trusted by Industrial Automation Professionals
ABB surge suppressors are widely used in industrial control applications to improve switching reliability and protect electrical systems from transient overvoltages.
