WTR 4/ZR STB
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WTR 4/ZR STB

WTR 4/ZR STB

Test-disconnect terminal, Screw connection, dark beige, 4 mm², 27 A, 500 V, Number of connections: 3, Number of levels: 1

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General ordering data Dimensions and weights Temperatures Environmental Product Compliance Material data System specifications 2 clampable conductors (H05V/H07V) with equal cross-section (rated connection) Additional technical data Conductors for clamping (additional connection) Conductors for clamping (rated connection) CSA rating data Disconnect terminals General Rating data UL rating data Classifications Approvals

General ordering data

Version
Test-disconnect terminal, Screw connection, dark beige, 4 mm², 27 A, 500 V, Number of connections: 3, Number of levels: 1  
Order No.
1905110000  
Type
WTR 4/ZR STB  
GTIN (EAN)
4032248523368  
Qty.
50  items

Dimensions and weights

Depth
53  mm
Depth (inches)
2,087  inch
Depth including DIN rail
53,5  mm
Height
63,5  mm
Height (inches)
2,5  inch
Width
6,1  mm
Width (inches)
0,24  inch
Net weight
12,32  g

Temperatures

Storage temperature
-25 °C...55 °C  
Ambient temperature
-5 °C…40 °C  
Continuous operating temp., min.
−50  °C
Continuous operating temp., max.
120  °C

Environmental Product Compliance

RoHS Compliance Status
Compliant with exemption  
RoHS Exemption (if applicable/known)
6c  
REACH SVHC
Lead 7439-92-1  
SCIP
f92ee310-1e24-42d5-9b63-f4a42add4010  

Material data

Material
Wemid  
Colour
dark beige  
UL 94 flammability rating
V-0  

System specifications

Version
Screw connection  
Additional connection  
Spacer  
With sockets  
for plug-in cross-connector  
One end without connector  
End cover plate required
Yes  
Number of potentials
1  
Number of levels
1  
Number of clamping points per level
3  
Number of potentials per tier
1  
Levels cross-connected internally
No  
PE connection
No  
Rail
TS 35  
N-function
No  
PE function
No  
PEN function
No  

2 clampable conductors (H05V/H07V) with equal cross-section (rated connection)

Wire connection cross section, finely stranded with wire-end ferrules DIN 46228/1, 2 clampable wires, max.
1,5  mm²
Wire connection cross section, finely stranded with wire-end ferrules DIN 46228/1, 2 clampable wires, min.
0,5  mm²
Wire connection cross section, finely stranded, two clampable wires, min.
0,5  mm²
Wire cross-section, finely stranded, two clampable wires, max.
1,5  mm²

Additional technical data

Number of similar terminals
1  
Type of mounting
Snap-on  

Conductors for clamping (additional connection)

Connection type, additional connection
Screw connection  

Conductors for clamping (rated connection)

Blade size
0.6 x 3.5 mm  
Clamping range, max.
6  mm²
Clamping range, min.
0,05  mm²
Clamping screw
M 3  
Connection cross-section, stranded, max.
6  mm²
Connection cross-section, stranded, min.
1,5  mm²
Connection direction
on side  
Gauge to IEC 60947-1
A4  
Number of connections
3  
Stripping length
10  mm
Tightening torque, max.
1  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 10  
Wire connection cross section AWG, min.
AWG 26  
Wire connection cross section, finely stranded, max.
4  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.
4  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.
2,5  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.
6  mm²
Wire connection cross-section, solid core, min.
0,5  mm²

CSA rating data

Certificate No. (CSA)
200039-1057876  
Current size B (CSA)
25 A  
Current size C (CSA)
25 A  
Voltage size B (CSA)
600 V  
Voltage size C (CSA)
600 V  
Wire cross section max. (CSA)
10 AWG  
Wire cross section min. (CSA)
30 AWG  

Disconnect terminals

Cross-disconnect
without  
Integral test socket
Yes  
Slitting
Pivoting  

General

Rail
TS 35  
Wire connection cross section AWG, max.
AWG 10  
Wire connection cross section AWG, min.
AWG 26  

Rating data

Rated cross-section
4  mm²
Rated voltage
500  V
Rated DC voltage
500  V
Rated current
27  A
Current at maximum wires
27  A
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. (cURus)
E60693  
Conductor size Factory wiring max. (cURus)
10 AWG  
Conductor size Factory wiring min. (cURus)
30 AWG  
Conductor size Field wiring max. (cURus)
10 AWG  
Conductor size Field wiring min. (cURus)
30 AWG  
Current size B (cURus)
25 A  
Current size C (cURus)
25 A  
Voltage size B (cURus)
600 V  
Voltage size C (cURus)
600 V  

Classifications

ETIM 6.0
EC000902  
ETIM 7.0
EC000902  
ETIM 8.0
EC000902  
ETIM 9.0
EC000902  
ETIM 10.0
EC000902  
ECLASS 9.0
27-14-11-26  
ECLASS 9.1
27-14-11-26  
ECLASS 10.0
27-14-11-26  
ECLASS 11.0
27-14-11-26  
ECLASS 12.0
27-14-11-26  
ECLASS 13.0
27-25-01-09  
ECLASS 14.0
27-25-01-09  
ECLASS 15.0
27-25-01-09  

Approvals

Approvals
![](https://mdcop.weidmueller.com/mediadelivery/rendition/900_319222/-S800/-T1z1mm-S80)  
![](https://mdcop.weidmueller.com/mediadelivery/rendition/900_319226/-S800/-T1z1mm-S80)  
![](https://mdcop.weidmueller.com/mediadelivery/rendition/900_319230/-S800/-T1z1mm-S80)  
![](https://mdcop.weidmueller.com/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. (cURus)
E60693