Advertisement
■ Engineering data and Characteristics
Mini Motor Contactors
Data according to IEC 947-4-1, VDE 0660, EN 60947-4-1
Main Contacts
Rated insulation voltage U
i
Making capacity I
eff
Breaking capacity I
eff
cosϕ = 0,65
Utilization category AC1
Switching of resistive load
Rated operational current I
(=I
e
Rated operational power of three-phase resistive loads
50-60Hz, cosϕ = 1
Rated operational current I
(=I
e
Rated operational power of three-phase resistive loads
50-60Hz, cosϕ = 1
Minimum cross-section of conductor at load with I
Utilization category AC2 and AC3
Switching of three-phase motors
Rated operational current I
e
open and enclosed
Rated operational power of three-phase motors
50-60Hz
Utilization category AC4
Switching of squirrel cage motors, inching
Rated operational current I
e
open and enclosed
Rated operational power of three-phase motors
50-60Hz
6
Mini Motor Contactor
at U
= 690V AC
e
400V AC
500V AC
690V AC
) at 40°C, open
th
230V
240V
400V
415V
) at 60°C, enclosed
the
230V
240V
400V
415V
(=I
)
e
th
220V
230V
240V
380-400V
415-440V
500V
660-690V
220-240V
380-440V
500-690V
220V
230V
240V
380-400V
415-440V
500V
660-690V
220-240V
380-440V
500-690V
J7KNA
Type J7KNA-09-...
*1)
V AC 690
A
165
A
100
A
90
A
80
A
20
kW
7.9
kW
8.3
kW
13.8
kW
14.3
A
16
kW
6.3
kW
6.7
kW
11
kW
11.5
mm² 2.5
A
12
A
11.5
A
11
A
9
A
8
A
7
A
5
kW
3
kW
4
kW
4
A
12
A
11.5
A
11
A
9
A
8
A
7
A
5
kW
3
kW
4
kW
4
J7KNA-12-...
'1)
690
165
100
90
80
20
7.9
8.3
13.8
14.3
16
6.3
6.7
11
11.5
2.5
15
14.5
14
12
11
9
6.5
4
5.5
5.5
15
14.5
14
12
11
9
6.5
4
5.5
5.5
Advertisement
