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
Sensor Blocks

  1492-WTF3… 1492-WTS3…
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-WTF3 Click to enlarge - 1492-WTS3
Specifications Three-circuit terminal block. Three-level sensor block.
Certifications Click to enlarge - UR Logo CSA IEC Click to enlarge - UR Logo CSA IEC
Voltage Rating 300V AC/DC 250V AC/DC 300V AC/DC 250V AC/DC
Maximum Current 10 A 24 A 10 A 24 A
Wire Range (Rated Cross Section) #26…14 AWG 0.5…2.5mm2 #26…14 AWG 0.5…2.5 mm2
Recommended Tightening Torque 4.2…4.6 lb•in. (0.5 N•m) 4.2…4.6 lb•in. (0.5 N•m)
Density   60 pcs/ft (197 pcs/m) 60 pcs/ft (197 pcs/m)
Housing Temperature Range –40…+195 °F (–40…+90 °C) –40…+195 °F (–40…+90 °C)
Indicator Type
WTF3/WTS3 		No Indicator No Indicator
WTF3LP/WTS3LP Red LED for PNP devices (10…50V) Red LED for PNP devices (10…50V)
WTF3LN/WTS3LN Red LED for NPN devices (10…50V) Red LED for NPN devices (10…50V)
Leakage Current
WTF3/WTS3 		— —
WTF3LP/WTS3LP 2.69 mA @ 50V 2.69 mA @ 50V
WTF3LN/WTS3LN 2.69 mA @ 50V 2.69 mA @ 50V
Wire Strip Length 0.31 in. (8 mm) 0.31 in. (8 mm)
Short-Circuit Current Rating See Fuse Ratings

Terminal Blocks
Cat. No.
Pkg Qty.
Cat. No.
Pkg Qty.
Color: Grey 1492-WTF3 50 1492-WTS3 50
  Blue — — 1492-WTS3-B 50
    Grey for PNP devices 1492-WTF3LP 50 1492-WTS3LP 50
    Grey for NPN devices 1492-WTF3LN 50 1492-WTS3LN 50

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 Barrier 1492-EBTF3 50 1492-EBTS3 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:
    Center Jumper — 50-pole 		1492-CJT5-50 5 1492-CJT5-50 5
    Center Jumper — 10-pole 1492-CJT5-10 10 1492-CJT5-10 10
    Center Jumper — 3-pole 1492-CJT5-3 10 1492-CJT5-3 10
    Center Jumper — 2-pole 1492-CJT5-2 10 1492-CJT5-2 10
    Center Jumper Link 1492-CJL5 10 1492-CJL5 10
    Center Jumper Cover — Red 1492-CJCR5 10 1492-CJCR5 10
    Center Jumper Cover — Blue 1492-CJCB5 10 1492-CJCB5 10
    Side — 20-pole Insulated Red 1492-SJT5-20-R 10 1492-SJT5-20-R 10
    Side — 20-pole Insulated Blue 1492-SJT5-20-B 10 1492-SJT5-20-B 10
Other Accessories:
    Partition Plate 		1492-PPTS3 50 1492-PPTS3 50
    Test Plug Adapter 1492-TA285 10 1492-TA285 10
    Electrical Warning Plate 4-Pole
 1492-EWP5-4 10 1492-EWP5-4 10
1-Pole
 1492-EWP5 10 1492-EWP5 10
    Group Marking Carrier 1492-GM35 25 1492-GM35 25
Marking Systems:
    Snap-in Marker Card 		1492-MS5X9 (80/card) 5 1492-MS5X9 (80/card) 5