ABB surge protector unipolar OVR T1 25-255-7 OVR T1 25-255 OVR T1 25-440-50 OVR T1 50 N OVR T1 100 N monopole + neutral OVR T1 1N-25-255 OVR T1 1N -25-255 TS tripolar OVR T1 3L-25-255 TS three-pole + neutral OVR T1 3N-25-255-7 OVR T1 3N-25-255 OVR T1 3N-25-255 TS quadrupole OVR T1 4L -25-255 TS OVR Type 1 + 2 surge protector type monopole OVR T1 + 2 15-255-7 OVR T1 + 2 25-255 TS three-pole + neutral OVR T1 + 2 3N-15-255- 7 OVR Type 2 surge protector - Fixed type monopole OVR 15-275 OVR 15-440 OVR 40-275 OVR 40-440 OVR 40-440s OVR 65-275s OVR 65-440s OVR 65-660s in unipolar + sex line OVR 1N-10-275 OVR 1N-15-275 OVR 1N-40-275 three-pole + neutral OVR 3N-10-275 OVR 3N-15-275 OVR 3N-40-275 OVR Type2 surge protector - Plug-type bipolar OVR 2-15-75s P TS OVR 2-15-75 P TS OVR 2-15-75 P three-pole + neutral OVR 3N-40-385 P TS OVR BT2 Type2 Surge Protection device - plug-type monopole OVR BT2 15-320 P OVR BT2 15-440 P OVR BT2 40-320 P OVR BT2 40-440 P OVR BT2 70-320s P OVR BT2 70-440s P OVR BT2 100-440s P TS OVR BT2 100 NP monopole + neutral OVR BT2 1N-15-320 P OVR BT2 1N-40-320 P OVR BT2 1N-70-320s P OVR BT2 1N-70-440s P TS three-pole + neutral OVR BT2 3N-15-320 P OVR BT2 3N-15-440 P OVR BT2 3N-40-320 P OVR BT2 3N-40-440 P TS OVR BT2 3N-70-320s P TS OVR BT2 3N-70-440s P TS core model OVR BT2 15-320 C OVR BT2 15-440 C OVR BT2 40-320 C OVR T2 40-385 C (1) OVR BT2 40-440 C OVR BT2 70-320s C OVR BT2 70-440s C OVR BT2 70 NC OVR T2 70 NC Note (1): OVR 3N-40-385 P TS of N-PE core OVR PV surge protector - protection model for photovoltaic (solar) systems tripolar OVR PV 30-75 P TS OVR PV 40-600 P OVR PV 40-600 P TS OVR PV 40-1000 P OVR PV 40-1000 P TS OVR PV 65-75s P TS OVR PV 70-600s P TS OVR PV 70-1000s P TS OVR TC surge protector - type OVR is used to protect data transmission line and telephone line TC 6V OVR TC 12V OVR TC 24V OVR TC 48V OVR TC 200V