Product range |
PKZM0 motor protective circuit-breakers up to 32 A |
Basic function |
Motor protection |
Notes |
with operating membrane |
Connection technique |
|
Contact sequence |
Also suitable for motors with efficiency class IE3. IE3-ready devices are identified by the logo on their packaging. |
AC-3 >220 V 230 V 240 V [P] |
Screw terminals |
AC-3 >380 V 400 V 415 V [P] |
|
AC-3 >440 V [P] |
|
AC-3 >500 V [P] |
0.25 kW |
AC-3 >660 V 690 V [P] |
0.55 kW |
Rated uninterrupted current [Iu] |
0.55 kW |
Overload releases [Ir
] |
0.75 kW |
short-circuit release [Irm
] >max. [Irm
] |
1.1 kW |
Phase-failure sensitivity |
1.6 A |
Notes |
|
Standards |
1 - 1.6 A |
Ambient temperature >Storage |
24.8 A |
Ambient temperature >Enclosed |
IEC/EN 60947-4-1, VDE 0660 Part 102 |
Direction of incoming supply |
Overload trigger: tripping class 10 A Can be snapped on to IEC/EN 60715 top-hat rail with 7.5 or 15 mm height. |
Degree of protection >Device |
|
Degree of protection >Enclosures |
IEC/EN 60947, VDE 0660 |
Protection against direct contact when actuated from front (EN 50274) |
- 40 - 80 °C |
Mechanical shock resistance half-sinusoidal shock 10 ms to IEC 60068-2-27 |
- 25 - 40 °C |
Altitude |
as required |
Terminal capacity main cable >Screw terminals >Solid |
IP20 |
Terminal capacity main cable >Screw terminals >Flexible with ferrule to DIN 46228 |
IP65 |
Terminal capacity main cable >Screw terminals >Solid or stranded |
Finger and back-of-hand proof |
Terminal capacity main cable >Screw terminals >Stripping length |
25 g |
Specified tightening torque for terminal screws >Main cable |
Max. 2000 m |
Rated impulse withstand voltage [Uimp] |
1 x (1 - 6) 2 x (1 - 6) mm2 |
Overvoltage category/pollution degree |
1 x (1 - 6) 2 x (1 - 6) mm2 |
Rated operational voltage [Ue
] |
18 - 10 AWG |
Rated uninterrupted current = rated operational current [Iu = Ie
] |
10 mm |
Rated frequency [f] |
1.7 Nm |
Current heat loss (3 pole at operating temperature) |
|
Impedance per pole |
6000 V AC |
Lifespan, mechanical [Operations] |
III/3 |
Lifespan, electrical (AC-3 at 400 V) >Lifespan, electrical [Operations] |
690 V AC |
Max. operating frequency |
1.6 A |
Short-circuit rating >DC >Short-circuit rating |
40 - 60 Hz |
Short-circuit rating >DC >Notes |
5.36 W |
Motor switching capacity >AC-3 (up to 690V) |
700 mΩ |
Motor switching capacity >DC-5 (up to 250V) |
0.05 x 106 |
Setting range of overload releases |
0.05 x 106
|
short-circuit release |
25 Ops/h |
Short-circuit release tolerance |
60 kA |
Phase-failure sensitivity |
up to 250 V |
Rated operational current for specified heat dissipation [In] |
1.6 A |
Heat dissipation per pole, current-dependent [Pvid] |
1.6 (3 contacts in series) A |
Equipment heat dissipation, current-dependent [Pvid] |
|
Static heat dissipation, non-current-dependent [Pvs] |
0.6 - 1 x Iu
|
Heat dissipation capacity [Pdiss] |
Basic device, fixed: 15.5 x Iu |
10.2 Strength of materials and parts >10.2.2 Corrosion resistance |
± 20% |
10.2 Strength of materials and parts >10.2.3.1 Verification of thermal stability of enclosures |
IEC/EN 60947-4-1, VDE 0660 Part 102 |
10.2 Strength of materials and parts >10.2.3.2 Verification of resistance of insulating materials to normal heat |
|
10.2 Strength of materials and parts >10.2.3.3 Verification of resistance of insulating materials to abnormal heat and fire due to internal electric effects |
1.6 A |
10.2 Strength of materials and parts >10.2.4 Resistance to ultra-violet (UV) radiation |
1.79 W |
10.2 Strength of materials and parts >10.2.5 Lifting |
5.36 W |
10.2 Strength of materials and parts >10.2.6 Mechanical impact |
0 W |
10.2 Strength of materials and parts >10.2.7 Inscriptions |
0 W |
10.3 Degree of protection of ASSEMBLIES |
|
10.4 Clearances and creepage distances |
Meets the product standard´s requirements. |
10.5 Protection against electric shock |
Meets the product standard´s requirements. |
10.6 Incorporation of switching devices and components |
Meets the product standard´s requirements. |
10.7 Internal electrical circuits and connections |
Meets the product standard´s requirements. |
10.8 Connections for external conductors |
Meets the product standard´s requirements. |
10.9 Insulation properties >10.9.2 Power-frequency electric strength |
Does not apply, since the entire switchgear needs to be evaluated. |
10.9 Insulation properties >10.9.3 Impulse withstand voltage |
Does not apply, since the entire switchgear needs to be evaluated. |
10.9 Insulation properties >10.9.4 Testing of enclosures made of insulating material |
Meets the product standard´s requirements. |
10.10 Temperature rise |
Does not apply, since the entire switchgear needs to be evaluated. |
10.11 Short-circuit rating |
Meets the product standard´s requirements. |
10.12 Electromagnetic compatibility |
Does not apply, since the entire switchgear needs to be evaluated. |
10.13 Mechanical function |
Does not apply, since the entire switchgear needs to be evaluated. |
Overload release current setting |
Is the panel builder´s responsibility. |
Adjustment range undelayed short-circuit release |
Is the panel builder´s responsibility. |
With thermal protection |
Is the panel builder´s responsibility. |
Phase failure sensitive |
Is the panel builder´s responsibility. |
Switch off technique |
Is the panel builder´s responsibility. |
Rated operating voltage |
The panel builder is responsible for the temperature rise calculation. Eaton will provide heat dissipation data for the devices. |
Rated permanent current Iu |
Is the panel builder´s responsibility. The specifications for the switchgear must be observed. |
Rated operation power at AC-3, 230 V |
Is the panel builder´s responsibility. The specifications for the switchgear must be observed. |
Rated operation power at AC-3, 400 V |
The device meets the requirements, provided the information in the instruction leaflet (IL) is observed. |
Type of electrical connection of main circuit |
|
Type of control element |
|
Device construction |
1 - 1.6 A |
With integrated auxiliary switch |
25 - 25 A |
With integrated under voltage release |
Yes |
Number of poles |
Yes |
Rated short-circuit breaking capacity lcu at 400 V, AC |
Thermomagnetic |
Degree of protection (IP) |
690 - 690 V |
Height |
1.6 A |
Width |
0.25 kW |
Depth |
0.55 kW |
Specially designed for North America |
Screw connection |
Characteristic curve |
Push button |
Characteristic curve |
Complete device in housing |
Characteristic curve |
No |