Weidmueller MK 3/4 B 1-4

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MK 3/4 B 1-4

SKU: 274040000.0 Category: Brand:

Single- and multi-pole terminal strip, Screw connection, medium yellow, 2.5 mm², 24 A, 400 V, Number of connections: 8, Number of levels: 1

Technical Specifications:

Depth 16.1 mm
Depth (inches) 0.634 inch
Height 15 mm
Height (inches) 0.591 inch
Width 35.75 mm
Width (inches) 1.407 inch
Net weight 14.04 g
Storage temperature -25 °C…55 °C
Ambient temperature -5 °C…40 °C
Continuous operating temp., min. -60 °C
Continuous operating temp., max. 130 °C
RoHS Compliance Status Compliant without exemption
REACH SVHC No SVHC above 0.1 wt%
Material KrG
Colour medium yellow
UL 94 flammability rating 5VA
Version For the mounting rails
End cover plate required No
Number of potentials 1
Number of levels 1
Rail Mounting plate
Explosion-tested version No
Installation advice Direct mounting
Type of mounting Direct mounting
Connection type, additional connection Screw connection
Blade size 0.6 x 3.5 mm
Clamping range, max. 4 mm²
Clamping range, min. 0.33 mm²
Clamping screw M 2.5
Connection cross-section, stranded, max. 2.5 mm²
Connection cross-section, stranded, min. 1.5 mm²
Connection direction on side
Gauge to IEC 60947-1 A2
Number of connections 8
Stripping length 5 mm
Tightening torque, max. 0.45 Nm
Tightening torque, min. 0.4 Nm
Torque level with DMS electric screwdriver 1
Type of connection Screw connection
Type of connection 2 Screw connection
Wire connection cross section AWG, max. AWG 12
Wire connection cross section AWG, min. AWG 22
Wire connection cross section, finely stranded, max. 2.5 mm²
Wire connection cross section, finely stranded, min. 0.5 mm²
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 46228/1, min. 0.5 mm²
Wire connection cross-section, finely stranded with wire-end ferrules DIN 46228/4, max. 1.5 mm²
Wire connection cross-section, finely stranded with wire-end ferrules DIN 46228/4, min. 0.5 mm²
Wire connection cross-section, solid core, max. 4 mm²
Wire connection cross-section, solid core, min. 0.5 mm²
Certificate No. (CSA) 12400-149
Current size C (CSA) 25 A
Voltage size C (CSA) 300 V
Wire cross section max. (CSA) 12 AWG
Wire cross section min. (CSA) 22 AWG
Fixing dimension 18.5 mm
Installation advice Direct mounting
Number of poles 4
Rail Mounting plate
Standards IEC 60947-7-1
Wire connection cross section AWG, max. AWG 12
Wire connection cross section AWG, min. AWG 22
Rated cross-section 2.5 mm²
Rated voltage 400 V
Rated DC voltage 400 V
Rated current 24 A
Current at maximum wires 24 A
Standards IEC 60947-7-1
Volume resistance according to IEC 60947-7-x 1.33 mΩ
Rated impulse withstand voltage 6 kV
Power loss in accordance with IEC 60947-7-x 0.77 W
Pollution severity 3
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