Surge protection

VAL-SEC-T2-N/PE-175-P

Replacement plug for surge arresters from the VALVETRAB SEC product range for the N-PE path.

TTC-6P-3-HF-12DC-PT-I

Surge protection, consisting of protective plug and base element, with integrated status indicator for three signal wires with common reference potential. For HF applications and telecommunications interfaces without supply voltage. Can be used in safety-related circuits up to SIL 3.

VAL-MS 320/3+1

Surge protective device, 4-channel (in 3+1 circuit), for installation on NS 35/7,5 voltage: 230 V AC

VAL-SEC-T2-3S-350

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

VAL-MS 400 ST

Surge protection connector type 2 with high-capacity varistor for VAL-MS base element, thermal monitoring, visual fault warning. Design: 400 V AC

PT-IQ-1X2-12DC-P

TTC-6-3-HF-F-M-12DC-PT-I

Surge protection with integrated status indicator and knife disconnection for three signal wires with common reference potential. For HF applications and telecommunications interfaces without supply voltage (up to 90 Mbps). Indirect grounding via gas discharge tube. Can be used in safety-related circuits up to SIL 3.

TTC-6-2XTVSD-24DC-PT

Fine surge protection for two signal wires with common reference potential. Can be used in safety-related circuits up to SIL 3.

VAL-US-120/40/2+0-FM

Surge protective device, two channel with remote indicator contact for 120/240 V split phase AC, 3-wire.

VAL-SEC-T2-2+F-48DC-FM

Pluggable surge protective device free of leakage current for 2-pos. isolated and grounded DC voltage systems with linear operating characteristic up to 48 V DC, for DIN rail mounting, 3-pos. base element with remote indication contact, three pluggable temperature-monitored protective elements, status message on each plug.

BNC-DV 75

BNC connector, 2-pos., double-level, for mounting on NS 32 or NS 35/7,5, wave impedance: 75 Ω

TTC-6-2X1-24DC-UT

Surge protection for two signal wires with common reference potential, e.g., Digital IN/OUT. Can be used in safety-related circuits up to SIL 3.

FLT-SEC-P-T1-3S-350/25-FM

PT-IQ-4X1-24DC-PT

Surge protection, consisting of protective plug and base element, with integrated multi-stage status indicator on the module for four signal wires with common reference potential.

TTC-6P-1X2-M-24DC-PT-I

Surge protection, consisting of protective plug and base element, with integrated status indicator and disconnect knife for a 2-wire floating signal circuit, e.g., 0(4) ... 20 mA current loop, Ex e approval for zone 2, HART-compatible. Can be used in safety-related circuits up to SIL 3.

BNC-DV-LG

Empty enclosure, for mounting on NS 32 or NS 35/7.5, double-level

USLKG 4 BK/BK

PT 1X2-24DC-ST

PT protective connector with protective circuit for a 2-wire floating signal circuit. HART-compatible.