WTR 2.5
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WTR 2.5

WTR 2.5

Test-disconnect terminal, Screw connection, dark beige, 2.5 mm², 24 A, 500 V, Number of connections: 2, Number of levels: 1

Ürün No. 1855610000
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Approvals General ordering data Dimensions and weights Temperatures Environmental Product Compliance Material data Rating data IECEx/ATEX System specifications Additional technical data Conductors for clamping (additional connection) Conductors for clamping (rated connection) CSA rating data General Rating data UL rating data Product images Classifications

Approvals

Approvals
![](https://assets.dam.weidmueller.com/assets/api/8761d6a8-633c-4aff-8793-97a5d2b0ca50/DAP_Master_ICON,w_80,q_80) 
![](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/2fb608f0-c73d-4515-a7a5-878046a505f4/DAP_Master_ICON,w_80,q_80) 
![](https://assets.dam.weidmueller.com/assets/api/cbf09862-97e9-475d-b71a-c6db1e3e9933/DAP_Master_ICON,w_80,q_80) 
![](https://assets.dam.weidmueller.com/assets/api/52b59257-358c-4bc4-9ea4-df407cebf157/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) 
![](https://assets.dam.weidmueller.com/assets/api/70d4994d-1e1f-4a62-8b8a-96bcbd57aca3/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. (UR)
E60693 

General ordering data

Version
Test-disconnect terminal, Screw connection, dark beige, 2.5 mm², 24 A, 500 V, Number of connections: 2, Number of levels: 1 
Order No.
1855610000 
Type
WTR 2.5 
GTIN (EAN)
4032248458417 
Qty.
100 adet

Dimensions and weights

Depth
48 mm
Depth (inches)
1,89 inch
Depth including DIN rail
49 mm
Height
60 mm
Height (inches)
2,362 inch
Width
5,1 mm
Width (inches)
0,201 inch
Net weight
8,01 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 
Colour
dark beige 
阻燃等级符合 UL 94
V-0 

Rating data IECEx/ATEX

Certificate No. (ATEX)
DEMKO14ATEX1389U 
Certificate No. (IECEX)
IECExUL14.0097U 
Max. voltage (ATEX)
500 V 
Current (ATEX)
21 A 
Wire cross section max. (ATEX)
2.5 mm² 
Max. voltage (IECEX)
500 V 
Current (IECEX)
21 A 
Wire cross section max. (IECEX)
2.5 mm² 
Marking EN 60079-7
Ex ec II C Gc 
Ex 2014/34/EU label
II 3 G 

System specifications

Version
Screw connection 
Spacer 
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
2 
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 

Additional technical data

Explosion-tested version
No 
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.
0,05 mm²
Clamping screw
M 2.5 
Connection cross-section, finely stranded, min.
0,05 mm²
Connection direction
on side 
Gauge to IEC 60947-1
A3 
Number of connections
2 
Průřez připojení vodiče, pevné jádro, max.
4 mm²
Průřez připojení vodiče, pevné jádro, min.
0,05 mm²
Průřez připojení vodičů, jemně stáčené, min.
0,05 mm²
Průřez připojení vodičů, splétané, max.
4 mm²
Průřez připojení vodičů, splétané, min.
0,05 mm²
Stripping length
10 mm
Tightening torque, max.
0,8 Nm
Tightening torque, min.
0,4 Nm
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 30 
Wire connection cross section, finely stranded, max.
4 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.
0,05 mm²
Wire connection cross-section, finely stranded with wire-end ferrules DIN 46228/4, min.
0,05 mm²
Úroveň krouticího momentu s elektrickým šroubovákem DMS
1 

CSA rating data

Certificate No. (CSA)
154685-1152890 
Leiterquerschnitt max (CSA)
12 AWG 
Spannung Gr C (CSA)
300 V 
Strom Gr C (CSA)
10 A 
Wire cross section min. (CSA)
26 AWG 

General

Mounting rail
TS 35 
Standards
IEC 60947-7-1 
Wire connection cross section AWG, max.
AWG 12 
Wire connection cross section AWG, min.
AWG 30 

Rating data

额定横截面
2,5 mm²
Rated voltage
500 V
Rated DC voltage
500 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

Conductor size Field wiring max. (UR)
12 AWG 
Napięcie rozm. C (UR)
600 V 
Prąd Gr C (UR)
20 A 
Wielkość przewodu Factory wiring max (UR)
12 AWG 
Разм. провода Заводская электропроводка, мин. (UR)
30 AWG 
Разм. провода Электропроводка полевого уровня, мин. (UR)
30 AWG 
Сертификат № (UR)
E60693 

Product images

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