2CTB815708R2900

The ABB OVR T2 80-440s P TS QS (2CTB815708R2900) is a Type 2 surge protective device designed to protect low-voltage electrical installations and connected equipment against transient overvoltages caused by indirect lightning strikes and switching surges. It is suitable for installation in main or sub-distribution boards and near sensitive electrical equipment.

The device features a maximum continuous operating voltage of 440 V AC, a maximum discharge current of 80 kA (8/20 μs waveform), and a nominal discharge current of 20 kA (8/20 μs waveform). It incorporates Quick Safe (QS) technology, a reserve-varistor design and a TS auxiliary signaling contact for remote indication of the device's operating status. It is designed for DIN-rail mounting and has an IP20 protection rating. Installation should be performed by a qualified electrician in accordance with applicable electrical standards.