Technical data
129
Protective Devices
xStart Motor Protectors
Technical data
PKZM01-... PKZM0-...
General information
Standards and regulations
IEC/EN 60947, VDE 0660, UL 508, CSA C 22.2 No. 14
Resistance to climatic conditions Humidity and heat, constant according to IEC 60068-2-78
Humidity and heat, periodical according to IEC 60068-2-30
Mounting position
Power input direction any any
Degree of protection
Device IP20 IP20
Terminals IP00 IP00
Protection against accidental contact finger and hand touch safe
Shock resistance half-sinusoidal shock 10 ms acc. to IEC 60068-2-27 g25 25
Mounting height m max. 2000 max. 2000
Terminal capacity
Solid mm
2
1 x (1-6) 1 x (1-6)
2 x (1-6) 2 x (1-6)
Flexible with ferrule according to DIN 46228 mm
2
1 x (1-6) 1 x (1-6)
2 x (1-6) 2 x (1-6)
Solid or stranded AWG 18-10 18-10
Tightening torque of terminal screws
Main contact Nm 1.7 1.7
Auxiliary contact Nm 1 1
Main current paths
Rated peak withstand voltage U
imp
V AC 6000 6000
Overvoltage category/Pollution degree III/3 III/3
Rated operating voltage U
e
V AC 690 690
Rated uninterrupted current I
u
= Rated operating current I
e
A 16 or current setting 32 or current setting
for excess current release for excess current release
Rated frequency Hz 40-60 40-60
Current heat loss, 3-pole, operating temperature W 6 6
Mechanical lifespan operations x 10
6
0.05 0.1
Electric lifespan (AC-3 at 400 V) operations x 10
6
0.05 0.1
Max. operating frequency operations/h 25 40
Short-circuit resistance DC kA 60 60 (up to PKZM0-16)
40 (PKZM0-20 to PKZM0-32)
Motor switching capacity
AC-3 (up to 690 V) A 12 32
DC-5 (up to 250 V) A 12 (3 current paths in series) 25 (3 current paths in series)
Releases
Temperature compensation
according to IEC/EN 60947, VDE 0660 °C -5/40 -5/40
Operating range °C -25 to +55 -25 to +55
Residual fault of temperature compensation for T > 20 °C %/K ≤ 0.25 ≤ 0.25
Setting range for overload release x I
u
0.6-1 0.6-1
Short-circuit release - fixed setting x I
u
14 14
Short-circuit release tolerance % ± 20 ± 20
Phase-failure sensitivity IEC/EN 60947-1-1, VDE 0660 Section 102
Dimensions (mm)
NHI-E-..-PKZ0
NHI-E-..-PKZ0
70
55
45
25
93
50
76
68
45
4.5
PKZM0-...
5.545
45
93
44
74
85
PKZM01-...