WTR 2.5/ZZ O.TNHE
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WTR 2.5/ZZ O.TNHE

WTR 2.5/ZZ O.TNHE

Test-disconnect terminal, Screw connection, dark beige, 2.5 mm², 16 A, 400 V, Number of connections: 4, Number of levels: 1

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Approvals 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) Dimensions Disconnect terminals General Rating data Classifications

Approvals

Approvals
![](https://mdcop.weidmueller.com.cn/mediadelivery/rendition/900_319222/-S800/-T1z1mm-S80)  
![](https://mdcop.weidmueller.com.cn/mediadelivery/rendition/900_319260/-S800/-T1z1mm-S80)  
ROHS
Conform  

General ordering data

Version
Test-disconnect terminal, Screw connection, dark beige, 2.5 mm², 16 A, 400 V, Number of connections: 4, Number of levels: 1  
Order No.
1774670000  
Type
WTR 2.5/ZZ O.TNHE  
GTIN (EAN)
4032248152643  
Qty.
50  items

Dimensions and weights

Depth
46,5  mm
Depth (inches)
1,831  inch
Depth including DIN rail
47  mm
Height
60  mm
Height (inches)
2,362  inch
Width
5,1  mm
Width (inches)
0,201  inch
Net weight
12,25  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
c6099607-b1cd-4fc8-8f5b-8c2defa73093  

Material data

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

System specifications

Version
Twin connection  
Screw connection  
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
4  
Number of potentials per tier
1  
Levels cross-connected internally
No  
PE connection
No  
Mounting 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

Explosion-tested version
No  
Number of similar terminals
1  
Open sides
right  
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.
4  mm²
Clamping range, min.
0,13  mm²
Clamping screw
M 3  
Connection cross-section, finely stranded, min.
0,13  mm²
Connection cross-section, stranded, max.
4  mm²
Connection cross-section, stranded, min.
0,13  mm²
Connection direction
on side  
Gauge to IEC 60947-1
A3  
Number of connections
4  
Stripping length
7  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 26  
Wire connection cross section, finely stranded, max.
4  mm²
Wire connection cross section, finely stranded, min.
0,13  mm²
Wire connection cross-section, finely stranded with wire-end ferrules DIN 46228/1, max.
2,5  mm²
Wire connection cross-section, finely stranded with wire-end ferrules DIN 46228/1, min.
0,13  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.
0,13  mm²
Wire connection cross-section, solid core, max.
4  mm²
Wire connection cross-section, solid core, min.
0,13  mm²

Dimensions

TS 35 offset
32  mm

Disconnect terminals

Cross-disconnect
without  
Integral test socket
Yes  
Slitting
without  

General

Mounting rail
TS 35  
Wire connection cross section AWG, max.
AWG 12  
Wire connection cross section AWG, min.
AWG 26  

Rating data

Rated cross-section
2,5  mm²
Rated voltage
400  V
Rated DC voltage
400  V
Nominal current
16  A
Current at maximum wires
16  A
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  

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