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WEIDMULLER 1779020000 Tension-clamp Terminal Block

The WEIDMULLER ZTR 2.5-2/O.TNHE is a test-disconnect terminal block designed with tension-clamp connection technology. This innovative system provides a universal contact solution adaptable to diverse conductor connection types, enhancing flexibility and efficiency. The terminal block is suitable for use with plug-in cross-connectors and features one potential, two clamping points, and is designed for TS 35 rails. It is commonly used in electrical distribution systems, control cabinets, and automation technology where reliable and easy-to-maintain connections are essential. The pivoting design and integrated test socket facilitate convenient testing and disconnection without interrupting the circuit.

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Source:DigiKey
Part No:1779020000
Stock:45
Inv Date:06-12-2026
Price: Unit price: $3.96
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Source:DigiKey
Part No:1779020000
Stock:0
Inv Date:06-12-2026
Price: Unit price: $5.1862
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Part No:1779020000
Stock:0
Inv Date:06-12-2026
Price: Unit price: $9.37
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Part No:1779020000
Stock:45
Inv Date:06-12-2026
Price: Unit price: $5.071
Buy/RFQ:
Part No:1779020000
Stock:45
Inv Date:06-12-2026
Price: Unit price: $5.071
Buy/RFQ:

WEIDMULLER 1779020000 Tension-clamp Terminal Block Specifications:

  • Type: ZTR 2.5-2/O.TNHE
  • Order No.: 1779020000
  • Version: Tension-clamp connection, for plug-in cross-connector, One end without connector
  • GTIN(EAN): 4032248184668
  • Qty.: 50 pc(s).
  • Width: 5.1 mm
  • Height: 50.5 mm
  • Depth: 43.5 mm
  • Depth including DIN rail: 44 mm
  • Width(inches): 0.201 inch
  • Height(inches): 1.988 inch
  • Depth(inches): 1.713 inch
  • Net weight: 6.6 g
  • Storage temperature,max.: 40 °C
  • Storage temperature: 10 °C...40 °C
  • Continuous operating temp., max.: 120 °C
  • Storage temperature,min.: 10 °C
  • Continuous operating temp.,min.: -50 °C
  • Material: Wemid
  • UL 94 flammability rating: V-0
  • Colour: dark beige
  • Number of potentials: 1
  • Number of clamping points per level: 2
  • Levels cross-connected internally: No
  • Rail: TS 35
  • PE function: No
  • End cover plate required: Yes
  • Number of levels: 1
  • Number of potentials per tier: 1
  • PE connection: No
  • N-function: No
  • PEN function: No
  • Explosion-tested version: No
  • Open sides: right
  • Installation advice: Direct mounting
  • Type of mounting: Snap-on
  • Certificate No.(CSA): 200039-1152892
  • Current size C(CSA): 10 A
  • Voltage size B(CSA): 300 V
  • Voltage size D(CSA): 300 V
  • Wire cross section min. (CSA): 26 AWG
  • Current size B(CSA): 10 A
  • Current size D(CSA): 10 A
  • Voltage size C(CSA): 300 V
  • Wire cross section max.(CSA): 12 AWG
  • Blade size: 0.6 x 3.5 mm
  • Clamping range,min.: 0.13 mm²
  • Gauge to IEC 60947-1: A2
  • Stripping length: 10 mm
  • Wire connection cross section AWG,max.: AWG 12
  • Wire connection cross section, finely stranded, max.: 2.5 mm²
  • Wire connection cross-section, finely stranded with wire-end ferrules DIN 46228/1,min.: 0.5 mm²
  • Wire connection cross-section, finely stranded with wire-end ferrules DIN 46228/4,min.: 0.5 mm²
  • Wire connection cross-section, solid core, max.: 2.5 mm²
  • Clamping range,max.: 2.5 mm²
  • Connection direction: Inclined/angled
  • Number of connections: 2
  • Type of connection: Tension-clamp connection
  • Wire connection cross section AWG,min.: AWG 26
  • Wire connection cross-section, finely stranded with wire-end ferrules DIN 46228/1,max.: 1.5 mm²
  • Wire connection cross-section, finely stranded with wire-end ferrules DIN 46228/4,max.: 1.5 mm²
  • Wire connection cross-section, finely stranded, min.: 0.5 mm²
  • Wire connection cross-section, solid core, min.: 0.5 mm²
  • Cross-disconnect: without
  • Slitting: Pivoting
  • Integral test socket: No
  • Rated cross-section: 2.5 mm²
  • Rated current: 10 A
  • Standards: IEC 60947-7-1
  • Power loss in accordance with IEC 60947-7-x: 0.77 W
  • Pollution severity: 3
  • Rated voltage: 400 V
  • Current at maximum wires: 21 A
  • Volume resistance according to IEC 60947-7-x: 1.33 mΩ
  • Rated impulse withstand voltage: 6 kV
  • Certificate No.(UR): E60693
  • Conductor size Factorywiringmin.(UR): 26 AWG
  • Conductor size Field wiringmin.(UR): 26 AWG
  • Voltage size D (UR): 300 V
  • Conductor size Factorywiringmax.(UR): 12 AWG
  • Conductor size Field wiringmax.(UR): 12 AWG
  • Current size D(UR): 10 A
  • ETIM 6.0: EC000902
  • eClass 9.0: 27-14-11-26
  • eClass 10.0: 27-14-11-26
  • ETIM 7.0: EC000902
  • eClass 9.1: 27-14-11-26
  • UNSPSC: 30-21-18-11

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