WTR 4/ZR
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WTR 4/ZR

WTR 4/ZR

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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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 General Rating data UL rating data Classifications

Approvals

Approvals
![](https://assets.dam.weidmueller.com/assets/api/98e12ea5-58f4-450a-9983-f439987b3951/DAP_Master_ICON,w_80,q_80) 
![](https://assets.dam.weidmueller.com/assets/api/7849a070-6e16-4866-9b5a-c610b7f622e5/DAP_Master_ICON,w_80,q_80) 
![](https://assets.dam.weidmueller.com/assets/api/33feeb02-46e9-4a14-9d79-8ec5ee409fe3/DAP_Master_ICON,w_80,q_80) 
![](https://assets.dam.weidmueller.com/assets/api/5855f480-81e6-48e1-aa53-1e87419df7ba/DAP_Master_ICON,w_80,q_80) 
ROHS
Conform 
UL File Number Search
[UL Website](https://database.ul.com/cgi-bin/XYV/cgifind/LISEXT/1FRAME/gfilenbr.html) 
Certificate No. (cURus)
E60693 

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.
1905080000 
Type
WTR 4/ZR 
GTIN (EAN)
4032248523337 
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
Nettovikt
12,366 g

Temperatures

Storage temperature
-25 °C...55 °C 
Ambient temperature
-50 °C…75 °C 
Continuous operating temp., min.
−50 °C
Continuous operating temp., max.
120 °C

Environmental Product Compliance

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

Material data

Basic material
Wemid 
Farbe
dark beige 
UL 94 flammability rating
V-0 

System specifications

Változat
Screw connection 
Additional connection 
Spacer 
for plug-in cross-connector 
One end without connector 
Véglap szükséges
Yes 
Number of potentials
1 
Number of levels
1 
Number of clamping points per level
3 
Potenciálok száma szintenként
1 
Keresztkötött szintek belül
No 
PE-csatlakozás
No 
Mounting rail
TS 35 
N-function
No 
PE-Funktion
No 
Funzione PEN
No 

Additional technical data

Anzahl gleicher Klemmen
1 
Type de montage
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, finely stranded, min.
0,05 mm²
Connection cross-section, stranded, max.
6 mm²
Connection cross-section, stranded, min.
0,05 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.
0,05 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.
0,05 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.
0,05 mm²
Wire connection cross-section, solid core, max.
6 mm²
Wire connection cross-section, solid core, min.
0,05 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 

General

Mounting 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
Névleges feszültség
500 V
Rated DC voltage
500 V
Nominal current
27 A
Áram maximum vezetékoknál
27 A
Volume resistance according to IEC 60947-7-x
1 mΩ
정격 임펄스 내전압
6 kV 
Potenza dissipata secondo 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 min. (cURus)
30 AWG 
Current size B (cURus)
25 A 
Current size C (cURus)
25 A 
Sección del conductor Cableado de campo máx. (cURus)
10 AWG 
Voltage size B (cURus)
600 V 
Voltage size C (cURus)
600 V 

Classifications

ETIM 8.0
EC000902 
ETIM 9.0
EC000902 
ETIM 10.0
EC000902 
ECLASS 14.0
27-25-01-09 
ECLASS 15.0
27-25-01-09