BK 2 CRN
Product image

BK 2 CRN

Single- and multi-pole terminal strip, Screw connection, medium yellow, 4 mm², 32 A, 400 V, Number of connections: 4, Number of levels: 1

Item No. 0624720000
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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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![](https://mdcop.weidmueller.com.cn/mediadelivery/rendition/900_319226/-S800/-T1z1mm-S80)  
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![](https://mdcop.weidmueller.com.cn/mediadelivery/rendition/900_319260/-S800/-T1z1mm-S80)  
ROHS
Conform  
UL File Number Search
[UL Website](https://database.ul.com/cgi-bin/XYV/cgifind/LISEXT/1FRAME/gfilenbr.html)  
Certificate No. (UR)
E60693  

General ordering data

Version
Single- and multi-pole terminal strip, Screw connection, medium yellow, 4 mm², 32 A, 400 V, Number of connections: 4, Number of levels: 1  
Order No.
0624720000  
Type
BK 2 CRN  
GTIN (EAN)
4008190158583  
Qty.
100  items

Dimensions and weights

Depth
20  mm
Depth (inches)
0.787  inch
Height
22  mm
Height (inches)
0.866  inch
Width
20  mm
Width (inches)
0.787  inch
Net weight
14  g

Temperatures

Storage temperature
-25 °C...55 °C  
Ambient temperature
-5 °C…40 °C  
Continuous operating temp., min.
-60  °C
Continuous operating temp., max.
130  °C

Environmental Product Compliance

RoHS Compliance Status
Compliant without exemption  
REACH SVHC
No SVHC above 0.1 wt%  

Material data

Basic material
KrG  
Colour
medium yellow  
UL 94 flammability rating
V-0  
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)

Connection type, additional connection
Screw connection  

Conductors for clamping (rated connection)

Blade size
4.0 x 0.8 mm  
Clamping range, max.
4  mm²
Clamping range, min.
0.33  mm²
Clamping screw
M 3  
Connection cross-section, stranded, max.
4  mm²
Connection cross-section, stranded, min.
0.33  mm²
Connection direction
on side  
Gauge to IEC 60947-1
A3  
Number of connections
4  
Stripping length
8  mm
Tightening torque, max.
0.6  Nm
Tightening torque, min.
0.5  Nm
Torque level with DMS electric screwdriver
2  
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.
4  mm²
Wire connection cross section, finely stranded, min.
0.33  mm²
Wire connection cross-section, finely stranded with wire-end ferrules DIN 46228/1, max.
4  mm²
Wire connection cross-section, finely stranded with wire-end ferrules DIN 46228/1, min.
0.33  mm²
Wire connection cross-section, finely stranded with wire-end ferrules DIN 46228/4, max.
4  mm²
Wire connection cross-section, finely stranded with wire-end ferrules DIN 46228/4, min.
0.33  mm²
Wire connection cross-section, solid core, max.
4  mm²
Wire connection cross-section, solid core, min.
0.33  mm²

CSA rating data

Certificate No. (CSA)
200039-2165696  
Current size B (CSA)
10 A  
Current size D (CSA)
10 A  
Voltage size B (CSA)
300 V  
Voltage size D (CSA)
300 V  
Wire cross section max. (CSA)
12 AWG  
Wire cross section min. (CSA)
22 AWG  

Dimensions

Fixing dimension
11  mm

General

Installation advice
Direct mounting  
Mounting rail
Mounting plate  
Number of poles
2  
Standards
IEC 60947-7-1  
Wire connection cross section AWG, max.
AWG 12  
Wire connection cross section AWG, min.
AWG 22  

Rating data

Rated cross-section
4  mm²
Rated voltage
400  V
Rated DC voltage
400  V
Nominal current
32  A
Current at maximum wires
32  A
Standards
IEC 60947-7-1  
Volume resistance according to IEC 60947-7-x
1  mΩ
Rated impulse withstand voltage
6 kV  
Power loss in accordance with IEC 60947-7-x
1.02  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)
26 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 C (UR)
20 A  
Current size D (UR)
10 A  
Voltage size B (UR)
250 V  
Voltage size C (UR)
150 V  
Voltage size D (UR)
300 V  

Product images

Classifications

ETIM 6.0
EC001284  
ETIM 7.0
EC001284  
ETIM 8.0
EC001284  
ETIM 9.0
EC001284  
ETIM 10.0
EC001284  
ECLASS 9.0
27-14-11-06  
ECLASS 9.1
27-14-11-06  
ECLASS 10.0
27-14-11-06  
ECLASS 11.0
27-14-11-06  
ECLASS 12.0
27-14-11-06  
ECLASS 13.0
27-14-11-06  
ECLASS 14.0
27-14-11-06  
ECLASS 15.0
27-14-11-06