Why Choose the ABB OVR T2 4L 80-440s P QS Surge Protective Device?
The ABB OVR T2 4L 80-440s P QS is a high-performance Type 2 surge protective device (SPD) designed to protect three-phase low-voltage electrical installations and sensitive equipment against transient overvoltages caused by indirect lightning strikes and switching events. As part of the proven ABB OVR QuickSafe surge protection range, it provides dependable protection for industrial, commercial and infrastructure electrical systems.
Designed with four protected lines, the OVR T2 4L 80-440s P QS is intended for three-phase systems requiring protection across four conductors. Its pluggable construction simplifies servicing and replacement, while ABB QuickSafe technology provides reliable surge protection performance in demanding electrical distribution applications.
With a maximum discharge current (Imax) of 80 kA per protected line, a nominal discharge current (In) of 30 kA, 400 / 690 V AC nominal system voltage and 440 V AC maximum continuous operating voltage, the OVR T2 4L 80-440s P QS provides robust surge protection in a compact DIN-rail format. The device is supplied under ABB order code 2CTB815708R5200.
Key Advantages
- High-performance Type 2 / Class II surge protective device.
- Four protected lines for three-phase electrical distribution systems.
- 80 kA maximum discharge current (8/20 µs) per protected line.
- 30 kA nominal discharge current (8/20 µs).
- 440 V AC maximum continuous operating voltage.
- Suitable for 400 / 690 V AC nominal systems.
- ABB QuickSafe technology for dependable surge protection performance.
- Pluggable construction simplifies inspection, maintenance and replacement.
- Compact DIN-rail format for installation in electrical distribution boards.
Key Features
- ABB OVR Type 2 QuickSafe surge protection series.
- Type 2 / Class II surge protective device.
- Four protected lines.
- 80 kA Imax maximum discharge current per protected line.
- 30 kA In nominal discharge current.
- 6.25 kA impulse current capability.
- 2.4 kV voltage protection level (Up).
- 440 V AC maximum continuous operating voltage (Uc).
- 400 / 690 V AC nominal system voltage.
- Pluggable design for convenient servicing and replacement.
- 71.2 mm overall width for DIN-rail distribution equipment.
Reliable Surge Protection for Three-Phase Electrical Installations
Type 2 surge protective devices are designed to limit transient overvoltages within low-voltage electrical installations. They safely discharge surge currents with an 8/20 µs waveform, helping reduce the risk of insulation damage, premature component failure and disruption caused by indirect lightning activity or electrical switching events.
The ABB OVR QuickSafe range is designed for coordinated surge protection in modern electrical distribution systems. The OVR T2 4L 80-440s P QS combines four-line protection, high discharge capability and pluggable construction, making it suitable for protecting three-phase electrical installations and the sensitive electrical and electronic equipment connected to them.
Typical Applications
- Three-phase low-voltage electrical distribution boards.
- 400 / 690 V AC electrical distribution systems.
- Industrial electrical installations.
- Commercial buildings and facilities.
- Machine and automation control panels.
- Building services and infrastructure installations.
- Protection of sensitive electrical and electronic equipment.
