Technical data
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WDU 1.5/BLAFeed-through terminal blocks for
BLA/BLZ connectors
WDU 1.5/LD/BLA
With red LED
WDU 1.5/R/BLA
Negative return conductor in
blue
–
5.08/45.4/57.5*/45.0/55.5*
10 mm/M 2.5/3.5 x 0.6
250 V/10 (2x8) A/1.5 mm
2
4 kV/3
0.4...0.8
1
0.5…4/2.5
1.5…2.5/1.5
0.5…2.5/1.5
0.5…2.5/1.5
0.5…2.5/1.5
A 3/A 1
35
35
300 V/20 (2x10) A/26…16 AWG
300 V/10 A/26…12 AWG
W Cat.No. Qty.
157726 100
Type Cat.No. Qty.
With pin 157732 50
Without pin 157733 50
With pin 106826 10
Without pin 106816 10
WQV 2.5/2 105366 50
WQV 2.5/3 106376 50
WQV 2.5/4 105386 50
WQV 2.5/10 105446 20
WAW 1 900450 –
WAD 5/2 157740 20
SLA-KO 132356 100
BLA 4 128196 100
BLA 6 128216 50
BLA 8 128236 50
BLA 4 B 135626 100
BLA 6 B 135646 50
BLA 8 B 135666 50
FW 5 047346 –
FS 5 047356
Dimensions
Width/length/height (mm) With TS 32 Y
Width/length/height (mm) With TS 35 x 7.5 W
Insulation stripping length/clamping screw
Rated data
Rated voltage/rated current/rated cross-section
Rated impulse voltage VDE 0110/1.89 /pollution severity
Further technical data
Tightening torque range Nm
Torque setting with DMS2 electric screwdriver
Clampable conductor
“e” solid H07V-U mm
2
“m” stranded H07V-R mm
2
“f” flexible H07V-K mm
2
“f” flexible H07V-K and AEH DIN 46 228/1 mm
2
“f” flexible H07V-K and AEH With plastic insul.collar mm
2
Gauge pin to 947-1 Size
Continuous current rating of Cross-connection 2-poles A
Continuous current rating of Cross-connection multipole A
UL/CSA rated data
Voltage/current/conductor size UL
Voltage/current/conductor size CSA
Ordering data Type
Standard
blue
With red LED
With red LED
With red LED
With red LED
Fixed pole blocks on request
End plate/Fixing bracket**
WAP (thickness 2.5 mm)
WBB orange (5 mm thick)
Cross-connection
WQV
Notching tool WAW 1 for WQV
Negative conductor-busbar
0.5 x 4 x 120 mm
Cover for unassigned pins
Coding element
Socket strips No.poles
BLA 2…24 BLA 2…24 B 4
BLZ 2…24 B 6
BLZ 2…24 With lateral 8
dovetail 4
guide 6
8
Marking tags Print
Consecutive horizontal
Consecutive vertical
1 2 3 4 5 6
–
5.08/45.4/57.5*/45.0/55.5*
10 mm/M 2.5/3.5 x 0.6
– V/10 (2x8) A/1.5 mm
2
0.4...0.8
1
0.5…4/2.5
1.5…2.5/1.5
0.5…2.5/1.5
0.5…2.5/1.5
0.5…2.5/1.5
A 3/A 1
35
35
300 V/20 (2x10) A/26…16 AWG
12…110 V/10 A/26…12 AWG
W Cat.No. Qty.
12 V– 157727 100
24 V– 157728 100
48 V– 157729 100
110 V– 157730 100
Type Cat.No. Qty.
With pin 157732 50
Without pin 157733 50
With pin 106826 10
Without pin 106816 10
WQV 2.5/2 105366 50
WQV 2.5/3 105376 50
WQV 2.5/4 105386 50
WQV 2.5/10 105446 20
WAW 1 900450 –
ML-SSch 106320 3
WAD 5/2 157740 20
SLA-KO 132356 100
BLA 4 128196 100
BLA 6 128216 50
BLA 8 128236 50
BLA 4 B 135626 100
BLA 6 B 135646 50
BLA 8 B 135666 50
FW 5 047346 –
FS 5 047356 –
–
5.08/45.4/57.5*/45.0/55.5*
10 mm/M 2.5/3.5 x 0.6
– V/– A/1.5 mm
2
0.4...0.8
1
0.5…4/2.5
1.5…2.5/1.5
0.5…2.5/1.5
0.5…2.5/1.5
0.5…2.5/1.5
A 3/A 1
35
35
300 V/20 (2x10) A/26…16 AWG
–/–/26…12 AWG
W Cat.No. Qty.
blue 157731 100
Type Cat.No. Qty.
With pin 157732 50
Without pin 157733 50
With pin 106826 10
Without pin 106816 10
WQV 2.5/2 105366 50
WQV 2.5/3 105376 50
WQV 2.5/4 105386 50
WQV 2.5/10 105446 20
WAW 1 900450 –
ML-SSch 106320 3
WAD 5/2 157740 20
SLA-KO 132356 100
BLA 4 128196 100
BLA 6 128216 50
BLA 8 128236 50
BLA 4 B 135626 100
BLA 6 B 135646 50
BLA 8 B 135666 50
FW 5 047346 –
FS 5 047356 –
5.08/58/60.5/71*
5.08/58/53/63.5*
12 mm/M 2.5/3.5 x 0.6
250 V/8 A/2.5 mm
2
4 kV/3
0.4...0.8
1
0.5…4/2.5
1.5…2.5/1.5
0.5…2.5/1.5
0.5…2.5/1.5
0.5…2.5/1.5
A 3/A 1
–
–
–
–
W Y Qty.
103810 103830 100
Type Cat.No. Qty.
With pin 107010 20
Without pin 107000 20
With pin 107276 10
Without pin 107266 10
Cross-connection comb. insul.
WQB A/2 157895 50
WQB A/3 157896 50
WQB A/4 157897 50
WQB A/10 157899 20
WAD 5/2 157740 20
BLZ-KO 154571 100
BLZ 4 152666 100
BLZ 6 152686 50
BLZ 8 152706 50
BLZ 4 B 152896 100
BLZ 6 B 152916 50
BLZ 8 B 152936 50
FW 5 047346 –
FS 5 047356 –
* With BLA
** Set for screwing the connector to the terminal strip
Mounting rails, brackets, additional marking material and accessories please see relevant Catalogue Section
WDK 2.5/BLA
R 5.08
250 V