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Z-15HW78-B

General-purpose Basic Switch

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General-purpose Basic switch, Standard type, General load, Rated carry current 15 A, Low-force wire hinge lever (low OF), Screw terminal, Contact gap 0.25 mm

Actuator Low-force wire hinge lever
Type High sensitivity
Contact form SPDT
Terminal Screw terminal (M4)
Rated current 15 A
Degree of protection IP00

Item list of Z

  • Ratings / Performance
ActuatorLow-force wire hinge lever
Stainless-steel wire lever
Radius of curvature: R110
low OF
TypeHigh sensitivity
Contact formSPDT
Rivet
Ag
Contact gap (standard value)0.25 mm
TerminalScrew terminal (M4)
LoadGeneral load
Rated current15 A
Ratings (AC) Non-Inductive loadResistive load: 10 A at 125 VAC, 10 A at 250 VAC
Lamp load (NC): 3 A at 125 VAC, 2.5 A at 250 VAC
Lamp load (NO): 1.5 A at 125 VAC, 1.25 A at 250 VAC
Inductive load: 10 A at 125 VAC, 10 A at 250 VAC
Motor load (NC): 5 A at 125 VAC, 3 A at 250 VAC
Motor load (NO): 2.5 A at 125 VAC, 1.5 A at 250 VAC
Ratings (DC) Non-Inductive loadResistive load: 15 A at 8 VDC, 15 A at 14 VDC, 2 A at 30 VDC, 0.4 A at 125 VDC, 0.2 A at 250 VDC
Lamp load (NC): 3 A at 8 VDC, 3 A at 14 VDC, 2 A at 30 VDC, 0.4 A at 125 VDC, 0.2 A at 250 VDC
Lamp load (NO): 1.5 A at 8 VDC, 1.5 A at 14 VDC, 1.4 A at 30 VDC, 0.4 A at 125 VDC, 0.2 A at 250 VDC
Inductive load: 15 A at 8 VDC, 10 A at 14 VDC, 1 A at 30 VDC, 0.03 A at 125 VDC, 0.02 A at 250 VDC
Motor load (NC): 5 A at 8 VDC, 5 A at 14 VDC, 1 A at 30 VDC, 0.03 A at 125 VDC, 0.02 A at 250 VDC
Motor load (NO): 2.5 A at 8 VDC, 2.5 A at 14 VDC, 1 A at 30 VDC, 0.03 A at 125 VDC, 0.02 A at 250 VDC
Inrush currentNC: 30 A max.
NO: 15 A max.
Ambient temperature-25 to 80 ℃ (with no icing)
Ambient humidity35 to 85 %
Permissible operating frequencyElectrical: 20 operations / 1 minute max.
Mechanical: 240 operations / 1 minute max.
Contact resistance (Initial value)15 mΩ max.
Insulation resistance100 MΩ min. (at 500 VDC)
Dielectric strengthBetween each terminal of the same polarities: 600 VAC 50/60 Hz for 1 min
Between live-metallic part and ground: 2,000 VAC 50/60 Hz 1 min
Between each terminal and non-live-metallic part: 2,000 VAC 50/60 Hz 1 min
DurabilityElectrical: 500,000 operations min.
Mechanical: 10 million operations min.
Degree of protectionIP00
Degree of protection against electric shockClass I
Proof tracking index(PTI)175
Malfunction: 10 to 55 Hz, 1.5 mm double amplitude (Malfunction: 1 ms max.)
Destruction: 1000 m/s2
Operating Force (OF)Standard value 39.2 mN max.
Release Force (RF)Standard value 2.94 mN min.
Pre-Travel (PT)Reference value 10 mm max.
Over-Travel (OT)Standard value 6 mm min.
Movement Differential (MD)Standard value 3 mm max.
Operating Position (OP)Standard value 19 to 21 mm
  • Mounting hole dimensions

Screw mounting hole dimensions

  • Terminals

  • Applicable load diagram

Series

General-purpose Basic Switch

Z