ADT 2.5 2C W/O DTLV
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ADT 2.5 2C W/O DTLV
ADT 2.5 2C W/O DTLV

ADT 2.5 2C W/O DTLV

Test-disconnect terminal, PUSH IN, 2.5 mm², 500 V, 20 A, dark beige

Product ID 1989930000
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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 Disconnect terminals General Rating data UL 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_319226/-S800/-T1z1mm-S80)  
![](https://mdcop.weidmueller.com.cn/mediadelivery/rendition/900_319230/-S800/-T1z1mm-S80)  
![](https://mdcop.weidmueller.com.cn/mediadelivery/rendition/900_319234/-S800/-T1z1mm-S80)  
![](https://mdcop.weidmueller.com.cn/mediadelivery/rendition/900_319244/-S800/-T1z1mm-S80)  
![](https://mdcop.weidmueller.com.cn/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  

General ordering data

Version
Test-disconnect terminal, PUSH IN, 2.5 mm², 500 V, 20 A, dark beige  
Order No.
1989930000  
Type
ADT 2.5 2C W/O DTLV  
GTIN (EAN)
4050118374483  
Qty.
50  items

Dimensions and weights

Depth
36,5  mm
Depth (inches)
1,437  inch
Depth including DIN rail
37  mm
Height
77,5  mm
Height (inches)
3,051  inch
Width
5,1  mm
Width (inches)
0,201  inch
Net weight
9,117  g

Temperatures

Storage temperature
-25 °C...55 °C  
Ambient temperature
-5 °C…40 °C  
Continuous operating temp., min.
-60  °C
Continuous operating temp., max.
130  °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  
Colour of operational elements
orange  
UL 94 flammability rating
V-0  

System specifications

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

Installation advice
Rail  
Open sides
right  
Snap-on
No  
Type of fixing
Snap-on  
Type of mounting
TS 35  
With snap-in pegs
No  

Conductors for clamping (additional connection)

Connection type, additional connection
PUSH IN  

Conductors for clamping (rated connection)

Blade size
0.6 x 3.5 mm  
Clamping range, max.
4  mm²
Clamping range, min.
0,14  mm²
Connection cross-section, finely stranded, min.
0,14  mm²
Connection cross-section, stranded, max.
4  mm²
Connection cross-section, stranded, min.
0,14  mm²
Connection direction
top  
Gauge to IEC 60947-1
A3  
Number of connections
2  
Stripping length
10  mm
Tube length for twin wire-end ferrule
  • Tube length:
    • min.:
      8 mm
    • max.:
      12 mm
  • Cross-section for conductor connection:
    • min.:
      0,5 mm²
    • max.:
      0,75 mm²
Tube length for wire-end ferrule with plastic collar DIN 46228/4
  • Tube length:
    • min.:
      8 mm
    • max.:
      6 mm
  • Cross-section for conductor connection:
    • min.:
      0,34 mm²
    • max.:
      0,14 mm²
  • Tube length:
    • min.:
      12 mm
    • max.:
      6 mm
  • Cross-section for conductor connection:
    • min.:
      1 mm²
    • max.:
      0,5 mm²
  • Tube length:
    • min.:
      12 mm
    • max.:
      8 mm
  • Cross-section for conductor connection:
    • min.:
      2,5 mm²
    • max.:
      1,5 mm²
Tube length for wire-end ferrule without plastic collar DIN 46228/1
  • Tube length:
    • nominal:
      5 mm
  • Cross-section for conductor connection:
    • nominal:
      0,25 mm²
  • Tube length:
    • min.:
      6 mm
    • max.:
      10 mm
  • Cross-section for conductor connection:
    • min.:
      0,5 mm²
    • max.:
      1 mm²
  • Tube length:
    • min.:
      7 mm
    • max.:
      12 mm
  • Cross-section for conductor connection:
    • min.:
      1,5 mm²
    • max.:
      4 mm²
Twin wire-end ferrules, max.
0,75  mm²
Twin wire-end ferrules, min.
0,5  mm²
Type of connection
PUSH IN  
Type of connection 2
PUSH IN  
Wire connection cross section AWG, max.
AWG 12  
Wire connection cross section AWG, min.
AWG 28  
Wire connection cross section, finely stranded, max.
4  mm²
Wire connection cross section, finely stranded, min.
0,14  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.
0,14  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.
0,14  mm²
Wire connection cross-section, solid core, max.
2,5  mm²
Wire connection cross-section, solid core, min.
0,14  mm²

CSA rating data

Certificate No. (CSA)
200039-70089609  
Current size B (CSA)
20 A  
Current size C (CSA)
20 A  
Current size D (CSA)
5 A  
Voltage size B (CSA)
300 V  
Voltage size C (CSA)
300 V  
Voltage size D (CSA)
600 V  
Wire cross section max. (CSA)
12 AWG  
Wire cross section min. (CSA)
28 AWG  

Disconnect terminals

Cross-disconnect
without  
Integral test socket
Yes  
Slitting
Pivoting  

General

Installation advice
Rail  
Mounting rail
TS 35  
Standards
IEC 60947-7-1  
Wire connection cross section AWG, max.
AWG 12  
Wire connection cross section AWG, min.
AWG 28  

Rating data

Rated cross-section
2,5  mm²
Rated voltage
500  V
Rated DC voltage
500  V
Nominal current
20  A
Current at maximum wires
20  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  
Surge voltage category
III  

UL rating data

Certificate No. (cURus)
E60693  
Conductor size Factory wiring max. (cURus)
12 AWG  
Conductor size Factory wiring min. (cURus)
28 AWG  
Conductor size Field wiring max. (cURus)
12 AWG  
Conductor size Field wiring min. (cURus)
28 AWG  
Current size B (cURus)
20 A  
Current size C (cURus)
20 A  
Current size D (cURus)
5 A  
Voltage size B (cURus)
300 V  
Voltage size C (cURus)
300 V  
Voltage size D (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