WTR 2.5 STB2.3
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WTR 2.5 STB2.3
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WTR 2.5 STB2.3

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

Product ID 1855620000
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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 Dimensions 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/35c2d189-508a-474d-b19d-eb9035fb9c7c/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.
1855620000 
Type
WTR 2.5 STB2.3 
GTIN (EAN)
4032248458301 
Qty.
100 items

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
8,58 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 with exemption 
RoHS Exemption (if applicable/known)
6c 
REACH SVHC
Lead 7439-92-1 
SCIP
f92ee310-1e24-42d5-9b63-f4a42add4010 

Material data

Material básico
Wemid 
Colour
dark beige 
Grado inflamabilidad según 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

Исполнение
Screw connection 
Spacer 
With sockets 
for plug-in cross-connector 
One end without connector 
Требуется концевая пластина
Yes 
Number of potentials
1 
Number of levels
1 
Number of clamping points per level
2 
Количество потенциалов на уровень
1 
Nivåer internt överkopplade
No 
PE connection
No 
Mounting rail
TS 35 
N-function
No 
PE function
No 
Функция PEN
No 

Additional technical data

Hasonló kapcsok száma
1 
Open sides
right 
rodzaj montażu
Snap-on 
폭발 테스트 버전
No 

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 3 
Connection cross-section, finely stranded, min.
0,05 mm²
Connection cross-section, stranded, max.
4 mm²
Connection cross-section, stranded, min.
0,05 mm²
Connection direction
on side 
Gauge to IEC 60947-1
A3 
Number of connections
2 
Stripping length
10 mm
Tightening torque, max.
0,7 Nm
Tightening torque, min.
0,5 Nm
Torque level with DMS electric screwdriver
1 
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, min.
0,05 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, 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.
4 mm²
Wire connection cross-section, solid core, min.
0,05 mm²

CSA rating data

Certificate No. (CSA)
154685-1152890 
Current size D (CSA)
10 A 
Voltage size D (CSA)
300 V 
Wire cross section max. (CSA)
12 AWG 
Wire cross section min. (CSA)
26 AWG 

Dimensions

TS 35 offset
35,5 mm

General

Mounting rail
TS 35 
Operating temperature range, max.
120 °C
Operating temperature range, min.
-50 °C
Standards
IEC 60947-7-1 
Wire connection cross section AWG, max.
AWG 12 
Wire connection cross section AWG, min.
AWG 30 

Rating data

Sección nominal
2,5 mm²
Номинальное напряжение
500 V
Tensión nominal DC
500 V
Corriente nominal
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 
Потери мощности по стандарту IEC 60947-7-x
0,77 W
Pollution severity
3 

UL rating data

Conductor size Factory wiring max. (UR)
12 AWG 
Conductor size Factory wiring min. (UR)
30 AWG 
Conductor size Field wiring min. (UR)
30 AWG 
Current size C (UR)
20 A 
Taille du conducteur Câblage d'installation max. (UR)
12 AWG 
Voltage size C (UR)
300 V 
Zertifikat-Nr. (UR)
E60693 

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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