MK 3/4
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MK 3/4

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

Item No. 0274020000
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Approvals General ordering data Dimensions and weights Temperatures Environmental Product Compliance Material data System specifications Additional technical data Conductors for clamping (additional connection) Conductors for clamping (rated connection) CSA rating data Dimensions General Rating data UL rating data Product images Classifications

Approvals

Approvals
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ROHS
Conform 
UL File Number Search
[UL Website](https://database.ul.com/cgi-bin/XYV/cgifind/LISEXT/1FRAME/gfilenbr.html) 
Certificate No. (UR)
E60693 
Certificate No. (cURusEX)
E184763 

General ordering data

Version
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 
Order No.
0274020000 
Type
MK 3/4 
GTIN (EAN)
4008190020712 
Qty.
50 items

Dimensions and weights

Depth
16.1 mm
Depth (inches)
0.634 inch
Height
15 mm
Výška (v palcích)
0.591 inch
Width
35.75 mm
Width (inches)
1.407 inch
Net weight
14.1 g

Temperatures

Skladovací teplota
-25 °C...55 °C 
Temperatura ambiente
-60 °C…85 °C 
Continuous operating temp., min.
-60 °C
Continuous operating temp., max.
130 °C

Environmental Product Compliance

Stav souladu se směrnicí RoHS
Compliant without exemption 
REACH SVHC
No SVHC above 0.1 wt% 

Material data

Basic material
KrG 
Colour
medium yellow 
UL 94 flammability rating
5VA 

System specifications

Version
For the mounting rails 
End cover plate required
No 
Number of potentials
1 
Number of levels
1 
Mounting rail
Mounting plate 

Additional technical data

Explosion-tested version
No 
Installation advice
Direct mounting 
Type of mounting
Direct mounting 

Conductors for clamping (additional connection)

Anschlussart, weiterer Anschluss
Screw connection 

Conductors for clamping (rated connection)

Dimension de la lame
0.6 x 3.5 mm 
Dirección de conexión
on side 
Gauge to IEC 60947-1
A2 
Longitud de desaislado
5 mm
Number of connections
8 
Par de apriete, max.
0.45 Nm
Par de apriete, min.
0.4 Nm
Plage de serrage, max.
4 mm²
Plage de serrage, min.
0.33 mm²
Przekrój przyłącza przewodów, przewód jednodrutowy, min.
0.33 mm²
Tipo de conexión 2
Screw connection 
Torque level with DMS electric screwdriver
1 
Type of connection
Screw connection 
Vezeték csatlakozási keresztmetszet AWG, min.
AWG 22 
Vezeték csatlakozási keresztmetszet, finomsodratú, érvéghüvelyekkel és műanyag gallérokkal DIN 46228/4, névleges csatlakozás, max.
1.5 mm²
Vis de serrage
M 2.5 
Wire connection cross section AWG, max.
AWG 12 
Wire connection cross-section, solid core, max.
4 mm²
配線接続断面、ワイヤエンドフェルール付 DIN 46228/1 の細径撚線、最大
1.5 mm²
配線接続断面、ワイヤエンドフェルール付 DIN 46228/1 の細径撚線、最小
0.33 mm²
配線接続断面、ワイヤエンドフェルール付 DIN 46228/4 の細径撚線、最小
0.33 mm²
결선 단면적, 꼬임, 최대
2.5 mm²
결선 단면적, 꼬임, 최소
0.33 mm²
와이어 결선 단면, 가는 꼬임, 최대
2.5 mm²
와이어 결선 단면, 가는 꼬임, 최소
0.33 mm²

CSA rating data

Maks. przekrój przewodu (CSA)
12 AWG 
Napięcie rozm. C (CSA)
300 V 
Prąd Gr C (CSA)
25 A 
Поперечное сечение провода, мин. (CSA)
22 AWG 
Сертификат № (CSA)
12400-149 

Dimensions

Fixing dimension
18.5 mm

General

Einbauhinweis
Direct mounting 
Leiteranschlussquerschnitt AWG, min.
AWG 22 
Normen
IEC 60947-7-1 
Number of poles
4 
Tragschiene
Mounting plate 
Wire connection cross section AWG, max.
AWG 12 

Rating data

Rated cross-section
2.5 mm²
Rated voltage
400 V
Rated DC voltage
400 V
Nominal 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 

UL rating data

Certificate No. (UR)
E60693 
Conductor size Factory wiring max. (UR)
12 AWG 
Conductor size Factory wiring min. (UR)
22 AWG 
Conductor size Field wiring max. (UR)
12 AWG 
Conductor size Field wiring min. (UR)
22 AWG 
Current size B (UR)
20 A 
Current size D (UR)
5 A 
Voltage size B (UR)
300 V 
Voltage size D (UR)
600 V 

Product images

Classifications

ETIM 8.0
EC001284 
ETIM 9.0
EC001284 
ETIM 10.0
EC001284 
ECLASS 14.0
27-14-11-06 
ECLASS 15.0
27-14-11-06