Terminal Blocks, IEC

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Screw Connection Terminal Blocks

Introduction Mini-Blocks Standard Feed-Through Blocks High Current Blocks Space-Saver Feed-Through Blocks Multi-Circuit Feed-Through Blocks Specialty Feed-Through Blocks
Stab-Connect Feed-Through Blocks Sensor Blocks Grounding Blocks Space-Saver Grounding Blocks Isolation Blocks Plug-in Style Terminal Blocks Double Level Plug-in Style Blocks with Ground
Internal Component Blocks Thermocouple Blocks 2-Level Neutral Disconnect and Installation Blocks Single-Circuit Neutral Disconnect Blocks Fuse Blocks Plug-in Connection Blocks Short-Circuit Current Ratings
Specialty Feed-Through Blocks

  1492-J2Q 1492-J3TW
Dimensions are not intended to be used for manufacturing purposes.
Note: Height dimension is measured from top of rail to top of terminal block. 		Click to enlarge - 103140000040-dm Click to enlarge - 102470000040-dm
Specifications Feed-Through Terminal Block with 2 connection points on each side Feed-Through Terminal Block with 3 points, 2 on one side
Certifications Click to enlarge - UR Logo CSA IEC Click to enlarge - UR Logo CSA IEC ATEX
Voltage Rating 300V AC/DC 800V AC/DC 300V AC/DC 800V AC/DC 550V AC/DC
Maximum Current 25 A 10 A 17.5 A —
Maximum Current (Single Side) — 20 A 24 A 21 A
Maximum Current (Twin Side) — 10 A 15 A 17.5 A 15 A
Wire Range (Rated Cross Section)
(Single Side For J3TW) 		#22…12 AWG #26…12 AWG 1.5 mm2 #22…12 AWG 26…12 AWG 2.5 mm2 2.5 mm2
(#20…14 AWG)
Wire Range (Twin Side For J3TW) — #22…14 AWG 26…14 AWG 1.5 mm2 1.5 mm2
(#20…16 AWG)
Wire Strip Length/Tightening Torque 0.28 in. (7 mm) Single Side: 0.39 in. (10 mm)/7.0 lb-in. (0.8 N•m)
Twin Side: 0.26 in. (7 mm)/4.5 lb-in. (0.5 N•m)
Recommended Tightening Torque 4.5 lb•in. (0.5 N•m) —
Density   59 pcs/ft (196 pcs/m) 59 pcs/ft (196 pcs/m)
Housing Temperature Range –58…+248 °F (–50…+120 °C) –58…+248 °F (–50…+120 °C)
Short-Circuit Current Rating See Fuse Ratings
Terminal Blocks Cat. No. Pkg Qty. Cat. No. Pkg Qty.
Color: Grey 1492-J2Q 100 1492-J3TW 100
  Red 1492-J2Q-RE 100 1492-J3TW-RE 100
  Blue 1492-J2Q-B 100 1492-J3TW-B 100
  Black 1492-J2Q-BL 100 1492-J3TW-BL 100
  Green 1492-J2Q-G 100 1492-J3TW-G 100
  Yellow 1492-J2Q-Y 100 1492-J3TW-Y 100
  Orange 1492-J2Q-OR 100 1492-J3TW-OR 100
  Brown 1492-J2Q-BR 100 1492-J3TW-BR 100
  White 1492-J2Q-W 100 1492-J3TW-W 100
Accessories Cat. No. Pkg Qty. Cat. No. Pkg Qty.
Mounting Rails:
    1 m Symmetrical DIN (Steel) 		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
End Barriers Grey 1492-EBJ3 50 1492-EBJ3 50
  Blue 1492-EBJ3-B 50 1492-EBJ3-B 50
  Yellow 1492-EBJ3-Y 50 1492-EBJ3-Y 50
End Anchors and Retainers:
    Screwless End Retainer 		1492-ERL35 20 1492-ERL35 20
    DIN Rail — Normal Duty 1492-EAJ35 100 1492-EAJ35 100
    DIN Rail — Heavy Duty 1492-EAHJ35 50 1492-EAHJ35 50
Jumpers:¬ 
    Screw Center Jumper — 10-pole 		1492-CJJ5-10 20 1492-CJJ5-10 20
    Screw Center Jumper — 4-pole 1492-CJJ5-4 50 1492-CJJ5-4 50
    Screw Center Jumper — 3-pole 1492-CJJ5-3 50 1492-CJJ5-3 50
    Screw Center Jumper — 2-pole 1492-CJJ5-2 50 1492-CJJ5-2 50
    Plug-in Center Jumper — 50-Pole — — 1492-CJLJ5-50 10
     Plug-in Center Jumper — 5-, 6-, 7-, 8-, 9-, 10-Pole — — 1492-CJLJ5-5, -6, -7, -8,
-9, -10 		20
     Plug-in Center Jumper — 2-, 3-, 4-Pole — — 1492-CJLJ5-2, -3, -4 60
    Insulated Side Jumper — 24-Pole 1492-SJ5B-24 50 1492-SJ5B-24 50
    Insulated Side Jumper — 10-Pole 1492-SJ5B-10 50 1492-SJ5B-10 50
    Screw Type Jumper Notching Tool 1492-T1 1 1492-T1 1
Other Accessories:
    Partition Plate 		1492-EBJ16 20 1492-EBJ16 20
    Test Plug Socket 1492-TPS23L 50 1492-TPS23L 50
    Test Plug 1492-TP23 20 1492-TP23 20
    Test Plug (Stackable) 1492-TPJ5 25 1492-TPJ5 25
    Group Marking Carrier‡  1492-GM35 25 1492-GM35 25
Marking Systems:
    Snap-in marker card 		1492-M5X12 (144/card) 5 1492-M5X12 (144/card) 5
1492-M6X12 (200/card) 5 1492-M6X12 (200/card) 5
  
¬ Use of center jumpers may affect spacings, requiring derating of terminal blocks.
‡ The Bulletin 1492-GM35 marker card carrier installs directly on the top of a 1492-EAH35 end anchor or a 1492-ERL35 end retainer for group marking purposes.

  1492-J4TW
Dimensions are not intended to be used for manufacturing purposes.
Note: Height dimension is measured from top of rail to top of terminal block. 		Click to enlarge - 1492-J4TW_c_dims
Specifications Single-circuit feed-through terminal block with 4 connection points
Certifications Click to enlarge - UR Logo CSA IEC
Voltage Rating 600V AC/DC 500V AC/DC
Maximum Current 30 A 32 A
Wire Range (Rated Cross Section)
(Single Side For J3TW) 		#30…10 AWG 0.5…4 mm2
Wire Strip Length 0.39 in. (10 mm)
Recommended Tightening Torque 6.2 lb•in. (0.7 N•m)
Density   49 pcs/ft (163 pcs/m)
Housing Temperature Range –58…+248 °F (–50…+120 °C)
Short-Circuit Current Rating See Fuse Ratings
Terminal Blocks Cat. No. Pkg Qty.
Color: Grey 1492-J4TW 50
Accessories Cat. No. Pkg Qty.
Mounting Rails:
    1 m Symmetrical DIN (Steel) 		199-DR1 10
    1 m Symmetrical DIN (Aluminum) 1492-DR5 10
    1 m Hi-Rise Sym. DIN (Aluminum) 1492-DR6 2
    1 m Angled Hi-Rise Sym. DIN (Steel) 1492-DR7 2
End Barriers Grey 1492-EBJ4TW 50
  Yellow 1492-EBJ4TW-Y 50
End Anchors and Retainers:
    Screwless End Retainer 		1492-ERL35 20
    DIN Rail — Normal Duty 1492-EAJ35 100
    DIN Rail — Heavy Duty 1492-EAHJ35 50
Jumpers:¬ 
     Plug-in Center Jumper — 41-Pole 		1492-CJLJ6-41 10
     Plug-in Center Jumper — 5-, 6-, 7-, 8-, 9-, 10-Pole 1492-CJLJ6-10 20
     Plug-in Center Jumper — 2-, 3-, 4-Pole 1492-CJLJ6-2, -3, -4 60
Other Accessories:
    Test Plug Socket 		1492-TPS23L 50
    Test Plug 1492-TP23 20
    Group Marking Carrier‡  1492-GM35 25
    Cat. No. 1492-GMC Top Marker Tag 1492-M5X30 (20/card) 5
Marking Systems:
    Snap-in marker card 		1492-MR6X12 (120/card) 5
1492-M6X12 (120/card) 5
  
¬ Use of center jumpers may affect spacings, requiring derating of terminal blocks, see Center Jumpers — Screw Type.
‡ The Bulletin 1492-GM35 marker card carrier installs directly on the top of a 1492-EAH35 end anchor or a 1492-ERL35 end retainer for group marking purposes.

  1492-J4Q 1492-JD3C 1492-JD4C
Dimensions are not intended to be used for manufacturing purposes.
Note: Height dimension is measured from top of rail to top of terminal block. 		Click to enlarge - 1492-J4Q_c_dims Click to enlarge - 102230000040-dm Click to enlarge - 1492-JD4C_c_dims
Specifications Single level feed-through terminal block with twin connection points on both sides Single-circuit feed-through terminal block with 4 connection points Two-level feed-through terminal block with commoning bar connecting circuits
Certifications Click to enlarge - UR Logo CSA IEC Click to enlarge - UR Logo CSA IEC ATEX Click to enlarge - UR Logo CSA IEC ATEX
Voltage Rating 600V AC/DC 500V AC/DC 600V AC/DC 300V AC/DC 400V AC/DC 275V AC/DC 600V AC/DC 300V AC/DC 400V AC/DC 550V AC/DC
Maximum Current 30 A 32 A 20 A 10 A 24 A 21 A 35 A 30 A 32 A 28 A
Maximum Current (Single Side) — — —
Maximum Current (Twin Side) — — —
Wire Range (Rated Cross Section)
(Single Side For J3TW) 		#30…10 AWG 0.5…4 mm2 #22…12 AWG #26…12 AWG 2.5 mm2 2.5 mm2
(20…
14 AWG) 		#26…10 AWG 0.5…4 mm2 4 mm2 (20…12 AWG)
Wire Strip Length 0.39 in. (10 mm) 0.39 in. (10 mm) 0.28 in. (7 mm)
Recommended Tightening Torque 6.2 lb•in. (0.7 N•m) 4.5…7.1 lb•in. (0.5…0.8 N•m) 4.5 lb•in. (0.5 N•m)
Density   49 pcs/ft (163 pcs/m) 59 pcs/ft (196 pcs/m) 49 pcs/ft (163 pcs/m)
Housing Temperature Range –58…+248 °F (–50…+120 °C) –58…+248 °F (–50…+120 °C) –58…+248 °F (–50…+120 °C)
Short-Circuit Current Rating (SCCR) See Fuse Ratings
Terminal Blocks Cat. No. Pkg Qty. Cat. No. Pkg Qty. Cat. No. Pkg Qty.
Color: Grey 1492-J4Q 50 1492-JD3C 100 1492-JD4C 100
Accessories Cat. No. Pkg Qty. Cat. No. Pkg Qty. Cat. No. Pkg Qty.
Mounting Rails:
    1 m Symmetrical DIN (Steel) 		199-DR1 10 199-DR1 10 199-DR1 10
    1 m Symmetrical DIN (Aluminum) 1492-DR5 10 1492-DR5 10 1492-DR5 10
    1 m Hi-Rise Sym. DIN (Aluminum) 1492-DR6 2 1492-DR6 2 1492-DR6 2
    1 m Angled Hi-Rise Sym. DIN (Steel) 1492-DR7 2 1492-DR7 2 1492-DR7 2
End Barriers Grey 1492-EBJ4Q 50 1492-EBJD3 20 1492-EBJD4 20
  Blue — — 1492-EBJD3-B 20 — —
  Yellow 1492-EBJ4Q-Y 50 1492-EBJD3-Y 20 — —
End Anchors and Retainers:
    Screwless End Retainer 		1492-ERL35 20 1492-ERL35 20 — —
    DIN Rail — Normal Duty 1492-EAJ35 100 1492-EAJ35 100 — —
    DIN Rail — Heavy Duty 1492-EAHJ35 50 1492-EAHJ35 50 1492-EAHJ35 50
Jumpers:¬ 
    Screw Center Jumper — 41-pole 		— — — — — —
    Screw Center Jumper — 10-pole — — 1492-CJJ5-10 20 — —
    Screw Center Jumper — 4-pole — — 1492-CJJ5-4 50 — —
    Screw Center Jumper — 3-pole — — 1492-CJJ5-3 50 — —
    Screw Center Jumper — 2-pole — — 1492-CJJ5-2 50 — —
    Plug-in Center Jumper — 41-Pole 1492-CJLJ6-41 10 — — 1492-CJLJ6-41 10
     Plug-in Center Jumper — 5-, 6-, 7-, 8-, 9-, 10-Pole 1492-CJLJ6-10 20 — — 1492-CJLJ6-10 20
     Plug-in Center Jumper — 2-, 3-, 4-Pole 1492-CJLJ6-2, -3, -4 60 — — 1492-CJLJ6-2, -3, -4 60
    Insulated Side Jumper — 24-Pole — — 1492-SJ5A-24 50 — —
    Insulated Side Jumper — 10-Pole — — 1492-SJ5A-10 50 — —
    Screw Type Jumper Notching Tool — — 1492-T1 1 — —
Other Accessories:
    Partition Plate 		— — 1492-PPJD3 20 1492-PPJD3 20
    Test Plug Socket — — 1492-TPS23 20 — —
    Test Plug — — 1492-TP23 20 — —
    Test Plug (Stackable) — — — — — —
Group Marking
    Rail Mount Group Marking Carrier 		1492-GM35 25 1492-GM35 25 1492-GM35 25
    End Anchor Top Marker Carrier‡  1492-GMC 50 — — — —
     Cat. No. 1492-GMC Top Marker Tag 1492-M5X30 (20/card) 5 — — — —
Marking Systems:
    Snap-in marker card 		1492-MR6X12 (120/card) 5 1492-M5X8 (144/card) 5 1492-MR6X8 (120/card) 5
1492-M6X12 (120/card) 5 1492-M5X5 (200/card) 5 1492-M6X5 (200/card) 5
  
¬ Use of center jumpers may affect spacings, requiring derating of terminal blocks; see Center Jumpers — Screw Type.
‡ The Bulletin 1492-GM35 marker card carrier installs directly on the top of a 1492-EAH35 end anchor or a 1492-ERL35 end retainer for group marking purposes.

  1492-W4TW 1492-WR3 1492-J4M
Dimensions are not intended to be used for manufacturing purposes.
Note: Height dimension is measured from top of rail to top of terminal block. 		Click to enlarge - 1492-W4TW Click to enlarge - 1492-WR3 Click to enlarge - 103400000040
Specifications Single-circuit three-conductor terminal block. Single-circuit terminal block with terminals on common side. Motor connection terminal block cluster with 3 feeds and ground
Certifications Click to enlarge - UR Logo CSA IEC Click to enlarge - UR Logo CSA IEC Certifications on
individual blocks
(1492-J4, JG4)
Voltage Rating 600V AC/DC 600V AC/DC 800V AC/DC 300V AC/DC 500V AC/DC  
Maximum Current 30 A 20 A 32 A 15 A 15 A  
Wire Range (Rated Cross Section) #18…10 AWG #22…12 AWG 0.5…4 mm2 #22…14 AWG 0.5…2.5 mm2 #22…10 AWG
4 mm2
Wire Strip Length 0.35 in. (9 mm) 0.39 in. (10 mm) 0.39 in. (10 mm)
Recommended Tightening Torque 5.0…5.6 lb•in. (0.6 N•m) 5.0…5.6 lb•in. (0.6 N•m) 9.0 lb•in. (1.0 N•m)
Density   50 pcs/ft (166 pcs/m) 61 pcs/ft (200 pcs/m) 12 pcs/ft (40 pcs/m)
Housing Temperature Range –40…+195 °F (–40…+90 °C) –40…+195 °F (–40…+90 °C) –58…+248 °F (–50…+120 °C)
Short-Circuit Current Rating See Fuse Ratings

Terminal Blocks
Cat. No.
Pkg Qty.
Cat. No.
Pkg Qty.
Cat. No.
Pkg Qty.
Color: Grey 1492-W4TW 50 1492-WR3 50 — —
  Grey/Green/Yellow — — — — 1492-J4M 20
  Red 1492-W4TW-RE 50 — — — —
  Blue 1492-W4TW-B 50 — — — —
  Black 1492-W4TW-BL 50 — — — —
  Green 1492-W4TW-G 50 — — — —
  Yellow 1492-W4TW-Y 50 — — — —
  Orange 1492-W4TW-OR 50 — — — —
  Brown 1492-W4TW-BR 50 — — — —
  White 1492-W4TW-W 50 — — — —

Accessories
Cat. No.
Pkg Qty.
Cat. No.
Pkg Qty.
Cat. No.
Pkg Qty.
Mounting Rails:
    1 m Symmetrical DIN (Steel) 		199-DR1 10 199-DR1 10 199-DR1 10
    1 m Symmetrical DIN (Aluminum) 1492-DR5 10 1492-DR5 10 1492-DR5 10
    1 m Hi-Rise Sym. DIN (Aluminum) 1492-DR6 2 1492-DR6 2 1492-DR6 2
    1 m Angled Hi-Rise Sym. DIN (Steel) 1492-DR7 2 1492-DR7 2 1492-DR7 2
End Barriers Grey 1492-EB3TW 50 1492-EBR3 50 Not Required —
End Anchors and Retainers:
    Screwless End Retainer 		1492-ERL35 20 1492-ERL35 20 1492-ERL35 20
    DIN Rail — Normal Duty 1492-EAJ35 100 1492-EAJ35 100 1492-EAJ35 100
    DIN Rail — Heavy Duty 1492-EAHJ35 50 1492-EAHJ35 50 1492-EAHJ35 50
Jumpers:
    Side Jumper — 10-pole insulated 		1492-SJ6-10¬  10 1492-SJ5-10 10 — —
    Screw Center Jumper — 50-pole 1492-CJ6-50 5 1492-CJD5-50 5 — —
    Screw Center Jumper — 10-pole 1492-CJ6-10 10 1492-CJD5-10 10 1492-CJJ6-10 20
    Screw Center Jumper — 5-pole 1492-CJ6-5 10 1492-CJD5-5 10 — —
    Screw Center Jumper — 4-pole 1492-CJ6-4 10 1492-CJD5-4 10 1492-CJJ6-4 50
    Screw Center Jumper — 3-pole 1492-CJ6-3 10 1492-CJD5-3 10 1492-CJJ6-3 50
    Screw Center Jumper — 2-pole 1492-CJ6-2 10 1492-CJD5-2 10 1492-CJJ6-2 50
    Center Jumper Cover — White‡  1492-CJCW6 20 1492-CJCW5 20 — —
    Center Jumper Link 1492-CJL6 10 1492-CJL5 10 — —
    Screw Type Jumper Notching Tool — — — — 1492-T1 1
Other Accessories:
    Partition Plate 		1492-PP10 50 1492-EBR3 50 1492-EBJ16 20
    End CoverT  1492-EC3TW 10 — — — —
    Test Plug Socket — — — — 1492-TPS23L 50
    Test Plug 1492-TP28 10 — — 1492-TP23 20
    Test Adapater 1492-TA40 10 1492-TA285 10 1492-TPJ6 25
    Electrical Warming Plate — — — — 1492-EWPJ5 50
    Group Marking Carrier 1492-GM35 25 1492-GM35 25 1492-GM35 25
Marking Systems:
    Snap-in marker cards 		1492-MS6X9 (80/card) 5 1492-MS5X9 (80/card) 5 1492-M6X12 (120/card) 5
  
¬ Use side jumpers on the single conductor side only.
T Provides IP2X Finger Safety when a W4 is mounted on open side of 1492-W4TW.
‡ May only be used as a marking surface. Cannot be installed over a center jumper.