IEC Terminal Blocks

Bulletin 1492
IEC Terminal Blocks
Resistor Blocks
2.52" (64 mm)
0.24"
(6 mm)
2.52" (64 mm)
0.24"
(6 mm)
Two-level terminal block with a resistor secured
between the upper and lower levels.
Specifications
Approvals
Maximum Working Voltage ➊
1492-WD4RC001
1.91" (48.6 mm)
Note: Height dimension is measured
from top of rail to top of
terminal block.
1.91" (48.6 mm)
1492-WD4RA… ➊
Dimensions are not intended to
be used for manufacturing
purposes.
300V
AC/DC
CSA
IEC
300V
AC/DC
300V
AC/DC
250V
AC/DC
CSA
IEC
250V
AC/DC
250V
AC/DC
Maximum Current (Busses)
20 A
20 A
32 A
20 A
20 A
32 A
Maximum Current (Resistor) ➊
0.5VA
0.5VA
0.5VA
0.5VA
0.5VA
0.5VA
#22…
#12 AWG
#22…
#12 AWG
4 mm2
#22…
#12 AWG
#22…
#12 AWG
4 mm2
Wire Range (Rated Cross Section)
Resistor Type
Carbon Fixed
Resistor Range
249 Ω, 1/2 W
0.39" (10 mm)
0.39" (10 mm)
5.0…5.6 lb-in. (0.6 Nm)
5.0…5.6 lb-in. (0.6 Nm)
Wire Strip Length
Recommended Tightening Torque
Density
Insulation Temperature Range
Terminal Blocks
Terminal Block
Accessories
(page 185)
Mounting Rails:
1 m Symmetrical DIN (Steel)
Precision Wirewound Fixed
1.0 Ω…100 MΩ, 1/2 W
50 pcs./ft (166/m)
50 pcs./ft (166/m)
–40…+195°F (–40…+90°C)
–40…+195°F (–40…+90°C)
Pcs./
Pkg.
Cat. No.
1492-WD4RA… ➋
1
1492-WD4RC001
1
Cat. No.
Pcs./
Pkg.
Cat. No.
Pcs./
Pkg.
Cat. No.
Pcs./
Pkg.
199-DR1
10
199-DR1
10
1 m Symmetrical DIN (Aluminum)
1492-DR5
10
1492-DR5
10
1 m Hi-Rise Sym. DIN (Aluminum)
1492-DR6
2
1492-DR6
2
1 m Angled Hi-Rise Sym. DIN (Steel)
1492-DR7
2
1492-DR7
2
1492-EBD3
50
1492-EBD3
50
End Barrier
End Anchors:
DIN Rail — Normal Duty
1492-EA35
10
1492-EA35
10
DIN Rail — Heavy Duty
1492-EAH35
10
1492-EAH35
10
1492-N42 (2-pole)
1492-SJ6-10 (10-pole)
50
10
1492-N42 (2-pole)
1492-SJ6-10 (10-pole)
50
10
Jumpers:
Insulated Side Jumper
Center Jumper — 50-pole
1492-CJD6-50
5
1492-CJD6-50
5
Center Jumper — 10-pole
1492-CJD6-10
10
1492-CJD6-10
10
Center Jumper — 3-pole
1492-CJD6-3
10
1492-CJD6-3
10
Center Jumper — 2-pole
1492-CJD6-2
10
1492-CJD6-2
10
Center Jumper Link
1492-CJDL6
10
1492-CJDL6
10
Other Accessories:
Partition Plate
1492-PPD3
10
1492-PPD3
10
Separation Plate
1492-SPD3
10
1492-SPD3
10
Test Plug
1492-TP28
10
1492-TP28
10
Test Plug Adapter
1492-TA40
50
1492-TA40
50
Group Marking Carrier
1492-GM35
50
1492-GM35
50
1492-SM6X9
5
1492-SM6X9
5
1492-MP ➌
10
1492-MP ➌
10
Marking Systems:
Snap-in Marker Card
Individual Marker Tabs (single char.)
➊ See Page 213 for Component Specifications.
➋ Cat. No. not complete. See page 214.
➌ Cat. no. is not complete. See page 186.
Accessories — Page 185
39