Overvoltage protection
72Pages

INDEX Quick Product Selection 4 SINGLE-POLE Lightning Current and Surge Arresters Class I / (B+C) Iimp: up to 100 kA (10/350) 6 MULTI-POLE Lightning Current and Surge Arresters Class I / (B+C) Iimp= 25 kA (10/350)/pole 14 MULTI-POLE Lightning Current and Surge Arresters Class I / (B+C) Iimp= 12,5 kA (10/350)/pole 22 SINGLE-POLE Lightning Current and Surge Arresters Class I / (B+C) Iimp= 12,5 kA (10/350)/pole 30 SINGLE-POLE and MULTI-POLE Surge Arresters Class II / (C) Imax= 20 kA (8/20) 33 MULTI-POLE Lightning Current and Surge Arresters Class I / (B+C) and Class II / (C) PHOTOVOLTAIC...

Category IEC VDE Descripton Product Name Pages Product Photos Class I B + C SINGLE-POLE Lightning Current and Surge Arresters Iimp: up to 100 kA (10/350) ISPRO BS(R) 50 ISPRO BS(R) 25 ISPRO-G BS MULTI-POLE Lightning Current and Surge Arresters Iimp: 25 kA (10/350) / pole ISPRO-K BS(R) 75 (3+0) ISPRO-K BS(R) 100 (4+0) ISPRO-K BS(R) 100 (3+1) MULTI-POLE Lightning Current and Surge Arresters Iimp: 12,5 kA (10/350) / pole ISPRO-K BS(R) 37,5 (3+0) ISPRO-K BS(R) 50 (4+0) ISPRO-K BS(R) 50 (3+1) SINGLE-POLE Lightning Current and Surge Arresters Iimp: 12,5 kA, 8 kA (10/350) ISPRO B2N(R) 12,5 Class...

OVERVOLTAGE PROTECTION SINGLE-POLE Lightning Current and Surge Arresters Clas I / (B+C) Iimp: up to 100 kA (10/350) COMPACT Housing

ISPRO BS(R) 50 The ISPRO BS(R) 50 series of low cost, over voltage surge protective devices has been developed to protect against partial direct and indirect lightning discharges and is intended to provide protection in zones 0A – 1 as per IEC 62305. It consists of two separate, high performance dual MOV blocks, each with a separate disconnection device. Category IEC/EN/VDE Class I/Type 1/B+C Location of use Main distribution boards Protection modes L/N-PE, L-PEN Protection element High Energy MOV High surge discharge ratings Iimp = 50 kA, Imax = 100 kA Internal protection and safety...

OVERVOLTAGE PROTECTION ISPRO BSR 50 (with remote contacts) Remote contacts YES Contact ratings AC 250 V A 0,5 125 V 3 Terminal cross section mm2 max. 1,5 Remote terminal torque Nm 0,25 Weight per unit kg 0,271 0,379 0,379 0,443 0,463 Connection diagram ISPRO BS 50/xxx ISPRO BSR 50/xxx Selection of back-up fuse Dimensions ISPRO BS(R) 50

OVERVOLTAGE PROTECTION The ISPRO BS(R) 25 series of low cost, over voltage surge protective devices has been developed to protect against partial direct and indirect lightning discharges and is intended to provide protection in zones 0A – 1 as per IEC 62305. It consists of two separate, high performance dual MOV blocks, each with a separate disconnection device. Category IEC/EN/VDE Class I/Type 1/B+C Location of use Main distribution boards Protection modes L/N-PE, L-PEN Protection element High Energy MOV High surge discharge ratings Iimp = 25 kA, Imax = 100 kA Internal protection and...

OVERVOLTAGE PROTECTION 10 ISPRO BSR 25 (with remote contacts) Remote contacts YES Contact ratings AC 250 V A 0,5 125 V 3 Terminal cross section mm2 max. 1,5 Remote terminal torque Nm 0,25 Weight per unit kg 0,205 0,257 0,257 0,273 0,289 Connection diagram ISPRO BS 25/xxx ISPRO BSR 25/xxx Selection of back-up fuse Dimensions ISPRO BS(R) 25

OVERVOLTAGE PROTECTION 11 The ISPRO-G is an over voltage surge protective devices has been developed to protect against partial direct and indirect lightning discharges and is intended to provide protection in zones 0A – 1 as per IEC 62305. It consists of an encapsulated air gap device (GDT), and is used as a galvanic separation between the N-PE conductors in a 1 + 1 or 3 + 1 power distribution system (TT networks). Category IEC/EN/VDE Class I/Type 1/B+C Location of use Main distribution boards Protection modes N-PE Protection element High Energy GDT High surge discharge ratings Iimp = 100...

OVERVOLTAGE PROTECTION 12 Connection diagram ISPRO-G BS Dimensions ISPRO-G BS

OVERVOLTAGE PROTECTION 13 ISPRO BS(R), ISPRO-G BS CONNECTIONS

OVERVOLTAGE PROTECTION 14 MULTI-POLE Lightning Current and Surge Arresters Clas I / (B+C) Conections: 3+0, 4+0, 3+1 Iimp= 25 kA (10/350)/pole COMPACT Housing

OVERVOLTAGE PROTECTION 15 ISPRO-K BS(R) 75 (3 + 0) The ISPRO BS(R) 75 (3 + 0) series of over voltage surge protective devices has been developed to protect against partial direct and indirect lightning discharges and is intended to provide protection in zones 0A – 1 as per IEC 62305. The (3 + 0) range is intended to be used on TNC three phase networks with PEN conductor. The circuit topology consists of three varistor stages each protected by a thermal disconnection device. Each three phase unit comprises a total of three high performance dual MOV blocks, providing a high surge rating...

OVERVOLTAGE PROTECTION 16 ISPRO-K BSR 75 (3 + 0) (with remote contacts) Remote contacts YES Contact ratings AC 250 V A 0,5 125 V 3 Terminal cross section mm2 max. 1,5 Remote terminal torque Nm 0,25 Weight per unit kg 0,405 0,575 0,575 0,731 0,797 Connection diagram ISPRO-K BS 75/150-320 (3 + 0) ISPRO-K BSR 75/150-320 (3 + 0) Selection of back-up fuse Dimensions ISPRO-K BS(R) 75 (3 + 0) ISPRO-K BSR 75/385,440 (3 + 0)

OVERVOLTAGE PROTECTION 17 ISPRO-K BS(R) 100 (4 + 0) The ISPRO-K BS(R) 100 (4 + 0) series of over voltage surge protective devices has been developed to protect against partial direct and indirect lightning discharges and is intended to provide protection in zones 0A – 1 as per IEC 62305. The (4 + 0) range is intended to be used on TNS three phase networks with separate N and PE conductors. The circuit topology consists of four varistor stages each protected by a thermal disconnection device. Each three phase unit comprises a total of four high performance dual MOV blocks, providing a high...

OVERVOLTAGE PROTECTION 18 ISPRO-K BSR 100 (4 + 0) (with remote contacts) Remote contacts YES Contact ratings AC 250 V A 0,5 125 V 3 Terminal cross section mm2 max. 1,5 Remote terminal torque Nm 0,25 Weight per unit kg 0,537 0,761 0,761 0,817 1,005 Connection diagram ISPRO-K BS 100/150-320 (4 + 0) ISPRO-K BSR 100/150-320 (4 + 0) Selection of back-up fuse Dimensions ISPRO-K BS(R) 100 (4 + 0) ISPRO-K BSR 100/385,440 (4 + 0)