Signals with common reference potential

Surge protection plug - PT 4X1-24AC-ST - 2838351; Protective plug PT with protective circuit for 4 conductors of signal circuits grounded on one side. Nominal voltage: 24 V AC

Surge protection plug - PT 4X1-24DC-ST - 2838322; Protective plug PT with protective circuit for 4 conductors of signal circuits grounded on one side. Nominal voltage: 24 V DC

Surge protection device - TT-2/2- 24DC - 2838173; Modular terminal block with three-stage surge protection for two signal wires with common reference potential, separate ground connection, nominal voltage: 24 V DC, for mounting on NS 35/7.5, terminal width: 6.2 mm, terminal height: 54.6 mm

Surge protection plug - CT 10-9VA-230AC - 2830498; LSA-PLUS plug (COMTRAB CT 10) with surge protection incl. visual fault warning for nine 2-core signal circuits. Nominal voltage: 230 V AC. Design: 10 double wires

Surge protection plug - CT 10-18FSR+F/PE-24 - 2807939; LSA-PLUS plug (COMTRAB CT 10) with coarse/fine surge protection and decoupling resistor for 18 signal lines - GND and GND - PE coarse protection. Nominal voltage: 24 V DC. Version: 10 double wires.

Surge protection plug - CT 10-18FS+F/PE-24 - 2807926; LSA-PLUS plug (COMTRAB CT 10) with coarse/fine surge protection for 18 signal lines - GND and GND - PE coarse protection. Nominal voltage: 24 V DC. Version: 10 double wires.

Surge protection device - PT 2X1-VF-230AC - 2805460; Rail-mountable surge arrester for higher signal voltages. Protective circuit free of leakage current for two floating signals.Nominal voltage: 230 V AC

Surge protection plug - PT 4X1-48AC-ST - 2804856; Protective plug PT with protective circuit for 4 conductors of signal circuits grounded on one side. Nominal voltage: 48 V AC

Surge protection device - LIT 4X1-24 - 2804649; Surge protection in one-piece 6.2 mm wide DIN rail module for four conductors with common reference potential.

Surge protection device - LIT 2X1-24 - 2804636; Surge protection in one-piece 6.2 mm wide DIN rail module for two conductors with common reference potential.

Surge protection device - PT-IQ-4X1-24DC-PT - 2801271; 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.

Surge protection device - PT-IQ-4X1+F-24DC-PT - 2801272; 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. Indirect grounding via gas-filled surge arrester.