SURGE ARRESTERS OPEN CAGE POLYMERIC SERIES UP TO 36KV ’BOWTHORPE EMP/TYCO’
Series OCP1 (Class 1 - IEC 60099-4)
Type Un Ur Creepage
OCP1 10S / 10kV / 12,5kV / 384mm
OCP1 15S / 15kV / 18,7kV / 505mm
OCP1 29S / 30kV / 36,3kV / 885mm
(Un- continuous operating voltage; Ur- rated operating voltage)
Series OCP2 (Class 2 - IEC 60099-4)
Type Un Ur Creepage
OCP2 29ML / 30kV / 36,3kV / 1279mm
(Un- continuous operating voltage; Ur- rated operating voltage)

SUBSTATION CLASS POLYMERIC SURGE ARRESTERS UP TO 60KV ’BOWTHORPE EMP’
Technical data of some surge arresters:
F-T: Phase-Earth
Type Un Ur
HSRAP12LxE1Mx / 10kV / 12kV
HSRBP18LxE1Mx / 15kV / 18kV
HSRCP36LxE1Mx / 30kV / 36kV
2HSRCP72LxE1Mx / 60kV / 72kV
(Un- continuous operating voltage; Ur- rated operating voltage
N-T: Neutral-Earth
Type Un Ur
HSRAP15L5E1M3 / 10kV / 13kV
HSRBP27L5E1M3 / 20kV / 25kV
HSREP45L5E1M3 / 36kV / 44kV
(Un- continuous operating voltage; Ur- rated operating voltage