Main
Cam switch function
Star-delta switch
Cam switch head type
With front plate 64 x 64 mm
Off position
With Off position
Presentation of legend
With metallic legend, 0 - Y - delta black marking
[ui] rated insulation voltage
690 V (pollution degree 3) conforming to EN 60947-1
690 V (pollution degree 3) conforming to IEC 60947-1
Switching positions
Right: 0° - 60°
Left: 0° - 300°
component name
K50
Complementary
[ith] conventional thermal current
50 A
Product certifications
CULus 120 V 3 hp 1 phase
CULus 480 V 25 hp 3 phases
CULus 240 V 7.5 hp 1 phase
CULus 240 V 7.5 hp 3 phases
Product or component type
Complete cam switch
tightening torque
2 N.m
[uimp] rated impulse withstand voltage
6 kV conforming to EN 947-1
6 kV conforming to IEC 947-1
mounting location
Front
switching angle
60 °
Cad overall depth
138 mm
Cad overall height
64 mm
contact operation
Slow-break
Fixing mode
4 holes
Cad overall width
64 mm
Rotary handle padlocking
Without
Type of operator
Black handle
Net weight
0.61 kg
switching capacity in ma
15000 mA DC at 120 V 2 contact(s) for inductive load (T = 50 ms)
15000 mA DC at 180 V 3 contact(s) for inductive load (T = 50 ms)
15000 mA DC at 60 V 1 contact(s) for inductive load (T = 50 ms)
20000 mA DC at 140 V 3 contact(s) for inductive load (T = 50 ms)
20000 mA DC at 48 V 1 contact(s) for inductive load (T = 50 ms)
20000 mA DC at 95 V 2 contact(s) for inductive load (T = 50 ms)
30000 mA DC at 30 V 1 contact(s) for inductive load (T = 50 ms)
30000 mA DC at 60 V 2 contact(s) for inductive load (T = 50 ms)
30000 mA DC at 90 V 3 contact(s) for inductive load (T = 50 ms)
3500 mA DC at 110 V 1 contact(s) for inductive load (T = 50 ms)
3500 mA DC at 220 V 2 contact(s) for inductive load (T = 50 ms)
3500 mA DC at 330 V 3 contact(s) for inductive load (T = 50 ms)
37000 mA DC at 120 V 2 contact(s) for resistive load (T = 1 ms)
37000 mA DC at 180 V 3 contact(s) for resistive load (T = 1 ms)
37000 mA DC at 60 V 1 contact(s) for resistive load (T = 1 ms)
40000 mA DC at 140 V 3 contact(s) for resistive load (T = 1 ms)
40000 mA DC at 24 V 1 contact(s) for inductive load (T = 50 ms)
40000 mA DC at 48 V 1 contact(s) for resistive load (T = 1 ms)
40000 mA DC at 48 V 2 contact(s) for inductive load (T = 50 ms)
40000 mA DC at 70 V 3 contact(s) for inductive load (T = 50 ms)
40000 mA DC at 95 V 2 contact(s) for resistive load (T = 1 ms)
50000 mA DC at 24 V 1 contact(s) for resistive load (T = 1 ms)
50000 mA DC at 48 V 2 contact(s) for resistive load (T = 1 ms)
50000 mA DC at 70 V 3 contact(s) for resistive load (T = 1 ms)
mechanical durability
300000 cycles
return
Without
Positive opening
With
electrical connection
Captive screw clamp terminals flexible, clamping capacity: 2 x 6 mm²
Captive screw clamp terminals solid, clamping capacity: 2 x 10 mm²
Short-circuit current
5000 A
Poles description
3P
Short-circuit protection
63 A cartridge fuse, type gG
Environment
Ambient air temp for storage/transportation
-40…70 °C
ip degree of protection
IP40 conforming to IEC 529
IP40 conforming to NF C 20-010
Range of product
Harmony K
ambient air temperature for operation
-25…55 °C
overvoltage category
Class II conforming to IEC 60536
Class II conforming to NF C 20-030
standards
EN/IEC 60947-3
protective treatment
TC