Page 178 - Wago_PCB_TerminalBlocksConnectors_Volume2_2015_US

PCB Terminal Blocks 1.5 mm
2
1 Pin Spacing: 3.5 mm
176 744 Series
● Terminal blocks with PUSH WIRE connection
®
● Push-in termination of solid conductors — low insertion forces
● Just 6.4 mm high

● Conductor removal via disconnection tool or by twist & pull

Technical data:

Pin Spacing 3.5 mm
0.138 in.
Ratings per IEC/EN 60664-1
Overvoltage category III III II
Pollution degree 3 2 2
Rated voltage 250 V 320 V 630 V
Rated surge voltage 4 kV 4 kV 4 kV
Nominal current 2 A 2 A 2 A
Approvals per UL/CSA
Use group UL1059 B C D
Rated voltage 300 V – 300 V
Nominal current UL 2 A – 2 A
Nominal current CSA – – –
Conductor and solder pin data:
Connection technology PUSH WIRE ®
Conductor size: solid 0.5–1.5 mm 2
AWG 20–16 “sol.”
Strip length 8–9 mm / 0.31–0.35 in.
Conductor entry angle 0° to PCB
Solder pin: length/width 3.5 mm / 0.35 x 0.9 mm
-0.1
Solder pin: drilled hole diameter 1.1 mm

Material data: 744 Series accessory: Page:
Material group I
Insulating material Polyamide 6.6 (PA 6.6) Disconnect tool 559
Flammability rating per UL 94 0V
Lower/Upper limit temperature -60 °C / +105 °C
Clamping spring material Chrome-nickel spring steel (CrNi), copper-plated
Contact plating tin-plated

Additional approvals and corresponding ratings can be found at www.wago.com. For additional technical information, see Section 13.