WAGO Rail-Mount Terminal Blocks

3. Matrix wiring system (726/727 series)

Series positioning: 19 inch rack specific, suitable for complex signal cross connection and centralized wiring of multiple devices.

Product type and characteristics:

Matrix terminal block (726 series): 32-80 pole design, supporting vertical identification, with common potential distribution module, compatible with 0.08-16mm ² conductors, rated current 10-76A.

Multilayer matrix terminal strip (727 series): 4-8 layer design, the same module supports independent connection of multiple groups of signals, adapts to 0.08-1.5mm ² conductors, and rated current is 12-18A.

Application scenarios: centralized wiring in data centers, industrial control cabinets, and signal distribution for large equipment.

4. Micro rail mounted terminal block (260/261/262/264 series)

Series positioning: Specialized for small spaces, such as internal wiring of small equipment and instruments.

Key features of each series:

260 series (0.08-1.5mm ²): 2-4 conductor design, supports panel installation, rated voltage 400V, rated current 18A.

261 series (0.08-2.5mm ²): with press on wiring, compatible with solid conductor direct insertion, rated voltage 500V, rated current 24A.

262 series (0.08-4mm ²): High current micro terminals, supporting power branching, rated voltage 630V, rated current 24A.

264 series (0.08-2.5mm ²): compatible with DIN-15/35 rails, with quick installation feet, rated voltage 800V, rated current 24A.

Core advantages: With a width of only 5-10mm, it saves installation space and supports Mini WSB micro marking system.

5. Panel installation terminal block (862/294 series)

Series positioning: Dedicated for equipment panels and enclosures, directly fixed to the panel rather than the guide rail.

862 series:

Conductor cross-section: 0.5-4mm ², 4-5 pole design, supports screw/snap fit installation, with grounding contact option.

Features: Automatic penetration of panel paint surface for grounding, supports 4 conductors/poles, adapts to internal wiring of equipment, rated voltage 500V, rated current 32A.

294 series (for lighting/electrical equipment):

Conductor cross-section: 0.5-2.5mm ², 2-5 pole design, supports PUSH WIRE ®  Direct insertion technology.

Regional adaptation: Compliant with wiring standards of the European Union, the United States, and Japan, with multiple grounding methods (direct connection/screw/buckle), rated voltage of 500V, and rated current of 24A.

Application scenarios: wiring of lighting fixtures, household appliances, and building electrical wiring.

Special analysis of functional terminal block

1. Fused terminal block (281/282/284/811 series)

Core function: Integrated overload/short circuit protection, no additional fuse holder required.

Key specifications:

Fuse adaptation: 5x20/25/30mm glass fuse, 1/4 "x1" cartridge fuse, automotive plug-in fuse.

Indication method: Some models are equipped with LED (24V/120V/230V) or neon light fuse indication to quickly locate the faulty circuit.

Special model: 811 series suitable for photovoltaic scenarios, rated voltage 1000VDC, rated current 32A, supports 1-3 pole design.

2. Sensor/actuator terminal block (derived from 280 series)

Specially designed for sensor (PNP/NPN) and actuator wiring, with power distribution function.

Features:

Supports positive and negative pole distribution of power supply, with LED power indicator, low power consumption (4.8mA).

Partially equipped with shielded connections and grounding terminals, resistant to electromagnetic interference, suitable for industrial site wiring.

Wiring method: CAGE CLAMP ®  Crimp connection, supports 0.08-2.5mm ² conductors, rated current 15-20A.

Key accessories and auxiliary products

1. Connection and common potential accessories

Jumper type:

Adjacent jumper: Suitable for terminal blocks of the same series with common potential, 2-12 poles optional, rated current 16-63A.

Interlocking jumper: supports non adjacent terminal blocks sharing the same potential, meeting the requirements of complex circuit design.

Voltage reducing jumper: Achieve common potential for different cross-sectional terminal blocks (such as 35mm ² and 4mm ²), such as 283-414 (16mm ² to 4mm ²).

Push in jumper: Insulated design, plug and play, rated current 30A.

2. Identification and protective accessories

Identification system:

WMB series: compatible with smart printers, packaged in 1500 pieces, can stretch 5-5.2mm, available in multiple colors (yellow/gray/green/purple, etc.).

Mini WSB series: Miniature markers, compatible with miniature terminal blocks, supporting snap on installation.

Protective accessories:

Finger protection cover: Seal unused conductor entrances to prevent electric shock.

Insulation blocking: isolates adjacent terminals, prevents short circuits, and is compatible with double-layer/three-layer terminal blocks.

Warning sign: Insert into the operating slot to indicate high voltage/hazardous circuits.

3. Testing and installing accessories

Test accessories:

Test plug: 6mm/4mm wide, compatible with test slot, rated current of 24A, supports live testing.

Test plug adapter: 5mm wide, compatible with different terminal block test interfaces.