Overvoltage protection (786 articoli)

Protective connector with protective circuit free of leakage current for two floating signals. Connection in series, consisting of varistor and gas-filled surge arrester between signal wires and gr...

Type 2 surge protection plug with N-PE total current spark gap., Manufacturer-ID: 2921307

Type 2 surge arrester for 3-wire power supply systems (L1, N, PE), with connector latching and remote indication contact., Manufacturer-ID: 2921284

Type 2 surge arrester for 4-wire power supply systems (L1, L2, L3, PEN), with connector latching and remote indication contact., Manufacturer-ID: 2921080

Type 2 surge arrester for 5-wire power supply systems (L1, L2, L3, N, PE), with connector latching and remote indication contact., Manufacturer-ID: 2920968

LSA-PLUS coarse protection magazine for 10 double conductors, equipped with 10 three-electrode gas-filled surge arresters., Manufacturer-ID: 2920829

Device protection, according to type 3/class III, with network interference suppression filter to prevent high-frequency interference voltages, for 1-phase power supply networks with separate N and...

Device protection, according to type 3/class III, with network interference suppression filter to prevent high-frequency interference voltages, for 1-phase power supply networks with separate N and...

Device protection, according to type 3/class III, with network interference suppression filter to prevent high-frequency interference voltages, for 1-phase power supply networks with separate N and...

9-pos. D-SUB attachment plug with surge protection for RS-485 interfaces. Can alternatively be snapped onto DIN rails., Manufacturer-ID: 2920612

Base element for type 2 arresters of the VALVETRAB MS product range, with remote indication contact. Version for 1-phase power supply with separate installation of N and PE conductors., Manufacture...

Base element for type 2 arresters of the VALVETRAB MS product range. Version for 1-phase power supply with separate installation of N and PE conductors., Manufacturer-ID: 2920528

Surge arrester for 4-conductor power supply systems (L1, L2, L3, PEN), consisting of a base element and protective connectors, for mounting on NS 35., Manufacturer-ID: 2920450

Surge arrester for 4-conductor power supply systems (L1, L2, L3, PEN), consisting of a base element with remote indication contact and protective connectors, for mounting on NS 35., Manufacturer-ID...

Type 2 surge protection plug with high-capacity varistor for VAL-MS base element, thermal monitoring, visual fault warning. Design: 580 V AC, Manufacturer-ID: 2920434

Type 2 surge protection plug with varistor for VAL-MS 385/80/..., thermal monitoring, visual fault warning., Manufacturer-ID: 2920353

Surge arrester for 4-conductor power supply systems (L1, L2, L3, PEN), consisting of a base element with remote indication contact and protective connectors, for mounting on NS 35., Manufacturer-ID...

Surge arrester for 4-conductor power supply systems (L1, L2, L3, PEN), consisting of a base element and protective connectors, for mounting on NS 35., Manufacturer-ID: 2920269

Type 2 surge protection plug with a varistor for VAL-MS base element, thermal monitoring, visual fault warning. Design: 750 V AC, Manufacturer-ID: 2920256

Surge arrester for 4-conductor power supply systems (L1, L2, L3, PEN), consisting of a base element with remote indication contact and protective connectors, for mounting on NS 35., Manufacturer-ID...

Surge arrester for 4-conductor power supply systems (L1, L2, L3, PEN), consisting of a base element and protective connectors, for mounting on NS 35., Manufacturer-ID: 2920230

2910501 - Wiring Bridge, FLT-SEC-H MPB-3 + 1

Surge arrester combination 3-channel, for mounting on NS 35 / 7.5, with remote signaling contact (FM) as changeover contact, voltage 400 V AC, Herstellernummer: 2910476

Basic element for protective plug PLUGTRAB PT-IQ (3-HF, 2X1, 1X2), Herstellernummer: 2910419

2910357 - Overvoltage protection device type 1/2, VAL-US-120/65/2 + 0-FM

2910356 - Overvoltage arrester type 1/2, VAL-US-120/65/1 + 1-FM

2910355 - Overvoltage protection device type 1/2, VAL-US-120/65/1 + 0-FM

2910346 - Overvoltage protection device type 1/2, VAL-US-48/65/1 + 1V-FM

2910345 - Overvoltage protection device type 1/2, VAL-US-48/65/1 + 0-FM

2910342 - Overvoltage Protection Plug Type 2, GDT-US-NG / 40-P

2910332 - Overvoltage Protection Plug Type 1/2, GDT-US-NG / 80-P

2909969 - Surge protection plug type 2, VAL-SEC-T2-440-P

2909968 - Surge arrester type 2, VAL-SEC-T2-3C-440-FM

2909844 - Surge protection plug type 2, F-MS 1100 ST

Surge arrester combination 3-channel, for mounting on NS 35 / 7.5, with remote signaling contact (FM) as changeover contact, voltage 400 V AC, Herstellernummer: 2909828

Plug-in surge arrester, acc. Type 2 / Class II, for 3-phase power supply networks with separate N and PE (5-conductor system: L1, L2, L3, N, PE). For systems with increased security needs., Herstel...

Replacement connector for VALVETRAB SEC series surge arresters for the N-PE range., Herstellernummer: 2909636

Plug-in surge arrester, acc. Type 2 / Class II, for 3-phase power supply networks with separate N and PE (5-wire system: L1, L2, L3, N, PE), with remote signaling contact. For the feed point of the...

2909629 - Lightning current / surge arrester, VAL-MS-T1 / T2 48 / 12.5 / 1 + 1 / 1U / FM

2909628 - Basic element, VAL-MS BE / 1 + 1 / 1U / FM

Leakage-free replacement connector for VALVETRAB SEC series surge arresters for L-N and L-PEN sections., Herstellernummer: 2909596

Leakage current, pluggable surge arrester, acc. Type 2 / Class II, for 1-phase power supply networks with separate N and PE (3-wire system: L1, N, PE), with remote signaling contact., Herstellernum...

Leakage current, pluggable surge arrester, acc. Type 2 / Class II, for 3-phase power supply networks with combined routed PE and N in one conductor (4-wire system: L1, L2, L3, PEN), with remote sig...

Leakage current, pluggable surge arrester, acc. Type 2 / Class II, for 3-phase power supply networks with separate N and PE (5-wire system: L1, L2, L3, N, PE), with remote signaling contact., Herst...

Plug-in lightning arrester, acc. Type 1 / Class I, for 3-phase power supply networks, with separate N and PE (L1, L2, L3, PE, N)., Herstellernummer: 2909589

2908900 - Surge arrester type 2, PRT-PV-1000

Basic element corresponds to type 2 arrester of the VALVETRAB MS product range, integrated 5-pole telecommunication output for use with DC system fuse., Herstellernummer: 2908725

CHECKMASTER 2 test adapter for the TTC product range., Herstellernummer: 2908707

2908652 - Overvoltage protection base element type 2, VAL-MS BE / FM / 120

Integrated on-board lightning arrester for tight application environments, acc. Type 2 / Class II, for 1-phase TN and TT power supply systems., Herstellernummer: 2908551