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GK-7 two-way overload switch seriesTotal > RELAYS > Special Relay > GK-7 two-way overload switch series
GK-7 two-way overload switch series
GK-7 two-way overload switch using in the hard environmental condition
Product solid pictureGK-7 two-way overload switch series GK-7 two-way overload switch seriestop ↑
GK-7 two-way overload switch series GK-7 two-way overload switch series
GK-7 two-way overload switch  series Relays Product solid picture
GK-7 two-way overload switch series GK-7 two-way overload switch series
Brief introductionGK-7 two-way overload switch series GK-7 two-way overload switch seriestop ↑
GK-7 two-way overload switch series GK-7 two-way overload switch series
GK-7 two-way overload switch using in the hard environmental condition
GK-7 two-way overload switch series GK-7 two-way overload switch series
specificationGK-7 two-way overload switch series GK-7 two-way overload switch seriestop ↑
GK-7 two-way overload switch series GK-7 two-way overload switch series
Acceleration spec
(fixed acceleration)
Up movement Acceleration(g)
3.4 ~ 3.8  the up contact(normally open contact) of overload switch connect at responsive acceleration ≥3.4g ~ 3.8g
Down movement Acceleration(g)
1.3 ~ 0.8  the up contact(normally close contact) of overload switch connect at responsive acceleration <3.4g ~ 3.8g
Contact group
Two-way 1Z
Contact resistance(Ω)
Before test
≤0.5
Coil
parameter
Coil resistance
(Ω)
21 ± 3
After life
≤1
Working voltage (Vd.c)
27 ± 3
Insulation Resistance(MΩ)
Normal
≥500
Contact loading
Resistive: 1A , 28.5Vd.c.
Extreme temperature and humidity
≥5
Life
500 Operations
Dielectric strength
Vr.m.s.
(50Hz)
Normal
300
Weight(g)
≤ 800
Life test and
low  pressure
100
Acceleration function through electrical analogue
Having Acceleration action function through electrical analogue
GK-7 two-way overload switch series GK-7 two-way overload switch series
how to orderGK-7 two-way overload switch series GK-7 two-way overload switch seriestop ↑
GK-7 two-way overload switch series GK-7 two-way overload switch series
GK-7
 (1)
(1)model
GK-7 two-way overload switch series GK-7 two-way overload switch series
Product Outline DimensionsGK-7 two-way overload switch series GK-7 two-way overload switch seriestop ↑
GK-7 two-way overload switch series GK-7 two-way overload switch series
GK-7 two-way overload switch  series Relays Product Outline Dimensions
GK-7 two-way overload switch series GK-7 two-way overload switch series
Environmental ConditionGK-7 two-way overload switch series GK-7 two-way overload switch seriestop ↑
GK-7 two-way overload switch series GK-7 two-way overload switch series
item
 
Ambient Temperature Range (℃)
-55~85
relative humidity
95%(at 40℃)
low pressure (kPa)
4.39
vibration resistance
frequency coverage (Hz)
5 ~ 2000
power spectral density (g2/Hz)
0.08
Shock  Resistance
acceleration (m/s2)
12
Impulse length (ms)
11
GK-7 two-way overload switch series GK-7 two-way overload switch series
Characteristics CurveGK-7 two-way overload switch series GK-7 two-way overload switch seriestop ↑
GK-7 two-way overload switch series GK-7 two-way overload switch series
GK-7 two-way overload switch  series Relays Characteristics Curve
GK-7 two-way overload switch series GK-7 two-way overload switch series