ZC-W55 Datasheet, PDF (2/7 Pages) Omron Electronics LLC – Small, High-precision ENclosed Switch

Note: 1. Inductive loads have a power factor of 0.4 min. (AC) and a time constant of 7 ms max. (DC).
2. Lamp load has an inrush current of 10 times the steady-state current.
3. Motor load has an inrush current of 6 times the steady-state current.
Characteristics
Operating speed
Operating frequency
Insulation resistance
Contact resistance
Dielectric strength
Vibration resistance
Shock resistance
Ambient temperature
Ambient humidity
Life expectancy
Enclosure ratings
Weight
0.05 mm to 0.5 m/s (at pin plunger)
Mechanical: 120 operations/min
Electrical: 20 operations/min
100 MΩ min. (at 500 VDC)
15 mΩ max.(initial)
1,000 VAC, 50/60 Hz for 1 min between non-continuous terminals
2,000 VAC, 50/60 Hz for 1 min between current-carrying metal part and ground, and between
each terminal and non-current-carrying metal parts
Malfunction: 10 to 55 Hz, 1.5-mm double amplitude
Destruction: 1,000 m/s² (approx. 100G)
Malfunction: 300 m/s² (approx. 30G)
Operating: –10°C to 80°C (with no icing)
Operating: 35% to 95%
Mechanical: 10,000,000 operations min. (at rated OT value)
Electrical: See “Engineering Data”.
NEMA: 1, 2, 3, 4, and 5
IEC: IP67
JIS: Jet-proof construction Immersion-proof type
Approx. 110 g (at panel mount plunger)
Contact Configuration
COM NO NC
Operating Characteristics
Model
OF max.
RF min.
PT max.
OT min.
MD max.
OP
ZC-D55
11.77 N (1,200 gf)
4.90 N (500 gf)
1.5 mm
2.4 mm
0.2 mm
32.4±0.8 mm
ZC-Q55
11.77 N (1,200 gf)
4.90 N (500 gf)
1.5 mm
3 mm
0.2 mm
38.2±0.8 mm
ZC-Q2255
47.4±0.8 mm
ZC-Q2155
ZC-N2255
6.86 N (700 gf)
1.67 N (170 gf)
1.5 mm
2.5 mm
0.2 mm
ZC-N2155
Model
ZC-W55
ZC-W155
ZC-W255
ZC-W2155
OF max. 3.92 N (400 gf)
2.75 N (280 gf)
3.92 N (400 gf)
2.75 N (280 gf)
RF min. 0.78 N (80 gf)
0.59 N (60 gf)
0.78 N (80 gf)
0.59 N (60 gf)
PT max. 5 mm (see note) 7 mm (see note) 5 mm (see note) 7 mm (see note)
OT min. 6 mm
8.4 mm
6 mm
8.4 mm
MD max. 1 mm
1.4 mm
1 mm
1.4 mm
OP
28.5±1.2 mm
28.5±1.2 mm
43±1.2 mm
43±1.2 mm
FP max. 34.7 mm
36.7 mm
49.2 mm
51.3 mm
Note: Reference values
Approved Standards
UL (File No. E76675)/CSA (File No. E45258)
A300: 0.5 A at 125 VDC, 0.25 A at 250 VDC (excepting molded terminal model)
ZC-W355
3.92 N (400 gf)
0.78 N (80 gf)
5 mm (see note)
6 mm
1 mm
53±1.2 mm
59.2 mm
ZC-W3155
2.75 N (280 gf)
0.59 N (60 gf)
7 mm (see note)
8.4 mm
1.4 mm
53±1.2 mm
61.2 mm
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