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Motor-protective circuit-breakers PKZM01, PKZM0, PKZM4, PKE
Motor-protective circuit-breaker
2010
CA08103002Z-EN
www.eaton.comMotor-protectivecircuit-breaker
Technical data
PKZM01…
PKZM0-…
1)
General
Standards
IEC/EN 60947, VDE 0660, UL 508, CSA C 22.2 No. 14
Climatic proofing
Damp heat, constant, to IEC 60068-2-78
Damp heat, cyclic, to IEC 60068-2-30
Ambient temperature
Storage
°C
-25…80
-25 …80
Open
°C
-25…55
-25…55
Encapsulated
°C
-25…40
-25…40
Built-in position
Direction of incoming supply
Any
Any
Degree of protection
Device
IP20
IP20
Terminals
IP00
IP00
Contact protection to EN 50274
Finger- and back-of-hand proof
Shock resistance, half-sinusoidal shock, 10 ms to IEC 60068-2-27
g
25
25
Installation altitude
m max. 2000
max. 2000
Terminal capacity, screw terminals
Solid
mm
2
1
x (1 - 6)
2
x (1 - 6)
1
x (1 - 6)
2
x (1 - 6)
Flexible with ferrule to
DIN 46228
mm
2
1
x (1 - 6)
2
x (1 - 6)
1
x (1 - 6)
2
x (1 - 6)
Solid or stranded
AWG 18 - 10
18 - 10
Terminal capacity, spring-loaded terminals Solid
mm
2
–
1
x (1…2.5)
2
x (1…2.5)
Flexible with ferrule to
DIN 46228
mm
2
–
1
x (1…2.5)
2
x (1…2.5)
Solid or stranded
AWG –
18…14
Terminal screw tightening torque
Main conductors
Nm 1.7
1.7
Auxiliary conductors
Nm 1
1
Main contacts
Rated impulse withstand voltage
U
imp
V AC 6000
6000
Overvoltage category/pollution degree
III/3
III/3
Rated operational voltage
U
e
V AC 690
690
Rated uninterrupted current = rated operational current
I
u
= I
e
A
16
or current setting of the
overcurrent release
32
or current setting of the
overcurrent release
Rated frequency
Hz
40 - 60
40 - 60
Heat dissipation (3 pole at operating temperature)
W 6
6
Lifespan, mechanical
Operations
x 10
6
0.05
0.1
Lifespan, electrical (AC-3 at 400 V)
Operations
x 10
6
0.05
0.1
Maximum operating frequency
Operations/h Ops/h 25
40
Short-circuit rating
AC
￫Page 7/33
￫Page 7/32
DC
kA 60
60 (
up to PKZM0-16)
40 (
PKZM0-20 to PKZM0-32)
Motor switching capacity
AC-3 up to 690 V
A
16
32
DC-5 (up to 250 V)
A
16 (3
contacts in series)
25 (3
contacts in series)
Trip blocks
Temperature compensation
To IEC/EN 60947, VDE 0660
°C
-5…40
-5…40
Operating range
°C
-25…55
-25…55
Temperature compensation residual error for T > 40 °C
%/
K ≦ 0.25
≦ 0.25
Setting range of overload releases
x I
u
0.6 - 1
0.6 - 1
Short-circuit releases tolerance
%
± 20
± 20
Phase-failure sensitivity
IEC/EN 60947-4-1,
VDE 0660 Part 102
IEC/EN 60947-4-1,
VDE 0660 Part 102
Notes
1)
Tested according to IEC/EN 60947-1 (isolating characteristics) and IEC/EN 60947-2
90
°
90
°
90
°
PKZM, PKE