Datasheet - PKZM4-63

Product range

PKZM4 motor protective circuit-breakers up to 65 A

Basic function

Motor protection

${#text_magnify#}$

Notes

Also suitable for motors with efficiency class IE3.
IE3-ready devices are identified by the logo on their packaging.

Connection technique

Screw terminals

Contact sequence

${#text_magnify#}$

Max. motor rating

AC-3

220 V 230 V 240 V

18.5

380 V 400 V 415 V

440 V

500 V

660 V 690 V

Setting range

Overload releases

I_r

55 - 65

short-circuit release

max.

I_rm

1008

Notes

${#text_magnify#}$
Accessories	Page
3 Standard auxiliary contact	￫ 072896
5 Trip-indicating auxiliary contact	￫ 072898
6 Shunt release, undervoltage release	￫ 073187
Phase failure sensitivity to IEC/EN 60947-4-1, VDE 0660 part 102
Can be snap-fitted to IEC/EN 60715 top-hat rail with 7.5 or 15 mm height
${#text_magnify#}$ PTB 10 ATEX 3012, see manual	￫ 266165

General
Standards			IEC/EN 60947, VDE 0660,UL, CSA
Climatic proofing			Damp heat, constant, to IEC 60068-2-78 Damp heat, cyclic, to IEC 60068-2-30
Ambient temperature
Storage		°C	- 40 - 80
Open		°C	-25 - +55
Enclosed		°C	- 25 - 40
Mounting position			${#text_magnify#}$
Direction of incoming supply			as required
Degree of protection
Device			IP20
Terminations			IP00
Protection against direct contact when actuated from front (EN 50274)			Finger and back-of-hand proof
Mechanical shock resistance half-sinusoidal shock 10 ms to IEC 60068-2-27		g	15
Altitude		m	Max. 2000
Terminal capacity main cable
Screw terminals
Solid		mm²	1 x (1 - 50) 2 x (1 - 35)
Flexible with ferrule to DIN 46228		mm²	1 x (1 - 35) 2 x (1 - 35)
Solid or stranded		AWG	14 - 2
Stripping length		mm	14
Specified tightening torque for terminal screws
Main cable		Nm	3.3
Main conducting paths
Rated impulse withstand voltage	U_imp	V AC	6000
Overvoltage category/pollution degree			III/3
Rated operational voltage	U_e	V AC	690
Rated uninterrupted current = rated operational current	I_u = I_e	A	65
Rated frequency	f	Hz	40 - 60
Current heat loss (3 pole at operating temperature)		W	31.5
Lifespan, mechanical	Operations	x 10⁶	0.03
Lifespan, electrical (AC-3 at 400 V)
Lifespan, electrical	Operations	x 10⁶	0.03
Max. operating frequency		Ops/h	40
Short-circuit rating
AC
Other technical data (sheet catalogue)			Schaltvermögen
DC
Short-circuit rating		kA	60
Notes			up to 250 V
Motor switching capacity
AC-3 (up to 690V)		A	65
DC-5 (up to 250V)		V	63 (3 contacts in series)
Trip blocks
Temperature compensation
to IEC/EN 60947, VDE 0660		°C	- 5 … 40
Operating range		°C	- 25 … 55
Temperature compensation residual error for T > 40 °C			≦ 0.25 %/K
Setting range of overload releases		x I_u	0.6 - 1
short-circuit release			Basic device, fixed: 15.5 x I_u
Short-circuit release tolerance			± 20%
Phase-failure sensitivity			IEC/EN 60947-4-1, VDE 0660 Part 102
Rating data for approved types
Switching capacity
Maximum motor rating
Three-phase
460 V 480 V		HP	40
575 V 600 V		HP	50
Short Circuit Current Rating, type E		SCCR
240 V		kA	50
480 Y / 277 V		kA	50
Accessories required			BK50/3-PKZ4-E
Short Circuit Current Rating, group protection		SCCR
600 V High Fault
SCCR (fuse)		kA	42
max. Fuse		A	600
SCCR (CB)		kA	42
max. CB		A	600

Technical data for design verification
Rated operational current for specified heat dissipation	I_n	A	63
Heat dissipation per pole, current-dependent	P_vid	W	10.5
Equipment heat dissipation, current-dependent	P_vid	W	31.5
Static heat dissipation, non-current-dependent	P_vs	W	0
Heat dissipation capacity	P_diss	W	0
Operating ambient temperature max.		°C	-25
Operating ambient temperature max.		°C	55
IEC/EN 61439 design verification
10.2 Strength of materials and parts
10.2.2 Corrosion resistance			Meets the product standard's requirements.
10.2.3.1 Verification of thermal stability of enclosures			Meets the product standard's requirements.
10.2.3.2 Verification of resistance of insulating materials to normal heat			Meets the product standard's requirements.
10.2.3.3 Verification of resistance of insulating materials to abnormal heat and fire due to internal electric effects			Meets the product standard's requirements.
10.2.4 Resistance to ultra-violet (UV) radiation			Meets the product standard's requirements.
10.2.5 Lifting			Does not apply, since the entire switchgear needs to be evaluated.
10.2.6 Mechanical impact			Does not apply, since the entire switchgear needs to be evaluated.
10.2.7 Inscriptions			Meets the product standard's requirements.
10.3 Degree of protection of ASSEMBLIES			Does not apply, since the entire switchgear needs to be evaluated.
10.4 Clearances and creepage distances			Meets the product standard's requirements.
10.5 Protection against electric shock			Does not apply, since the entire switchgear needs to be evaluated.
10.6 Incorporation of switching devices and components			Does not apply, since the entire switchgear needs to be evaluated.
10.7 Internal electrical circuits and connections			Is the panel builder's responsibility.
10.8 Connections for external conductors			Is the panel builder's responsibility.
10.9 Insulation properties
10.9.2 Power-frequency electric strength			Is the panel builder's responsibility.
10.9.3 Impulse withstand voltage			Is the panel builder's responsibility.
10.9.4 Testing of enclosures made of insulating material			Is the panel builder's responsibility.
10.10 Temperature rise			The panel builder is responsible for the temperature rise calculation. Eaton will provide heat dissipation data for the devices.
10.11 Short-circuit rating			Is the panel builder's responsibility. The specifications for the switchgear must be observed.
10.12 Electromagnetic compatibility			Is the panel builder's responsibility. The specifications for the switchgear must be observed.
10.13 Mechanical function			The device meets the requirements, provided the information in the instruction leaflet (IL) is observed.

Low-voltage industrial components (EG000017) / Motor protection circuit-breaker (EC000074)
Electric engineering, automation, process control engineering / Low-voltage switch technology / Circuit breaker (LV < 1 kV) / Motor protection circuit-breaker (ecl@ss8.1-27-37-04-01 [AGZ529013])
Overload release current setting	A	55 - 65
Adjustment range undelayed short-circuit release	A	977 - 977
Thermal protection		No
Phase failure sensitive		Yes
Switch off technique		Thermomagnetic
Rated operating voltage	V	690 - 690
Rated permanent current Iu	A	65
Rated operation power at AC-3, 230 V	kW	18.5
Rated operation power at AC-3, 400 V	kW	34
Type of electrical connection of main circuit		Screw connection
Type of control element		Turn button
Device construction		Built-in device fixed built-in technique
With integrated auxiliary switch		No
With integrated under voltage release		No
Number of poles		3
Rated short-circuit breaking capacity lcu at 400 V, AC	kA	50
Degree of protection (IP)		IP20
Height	mm	140
Width	mm	55
Depth	mm	160

Product Standards			IEC/EN 60947-4-1; UL 60947-4-1; CSA - C22.2 No. 60947-4-1-14; CE marking
UL File No.			E36332
UL Category Control No.			NLRV
CSA File No.			165628
CSA Class No.			3211-05
North America Certification			UL listed, CSA certified
Specially designed for North America			No
Suitable for			Branch circuit: Manual type E if used with terminal, or suitable for group installations

${#text_magnify#}$
Tripping characteristics
${#text_magnify#}$
${#text_magnify#}$
Let-through characteristics

${#text_magnify#}$
${#text_magnify#}$
PKZM4-… +AK-PKZ0

Product-specific CAD data

3D Preview

IL03407012Z (AWA1210-1859) Motor-protective circuit-breaker

IL03407012Z (AWA1210-1859) Motor-protective circuit-breaker

MN03402002Z (AWB1210-1457) PKZM4 motor-protective circuit-breakers, overload monitoring of Ex e motors

MN03402002Z (AWB1210-1457) PKZM4 motor-protective circuit-breakers, overload monitoring of Ex e motors - Deutsch / English

switching capacity of the circuit-breakers

Schaltvermögen

Motor starters and "Special Purpose Ratings" for the North American market

Busbar Component Adapters for modern Industrial control panels

	Motor-protective circuit-breaker, 3p, Ir = 55-65 A, screw connection
	Part no.	PKZM4-63
	Catalog No.	222413
	Eaton Catalog No.	XTPR063DC1NL
	EL-Nummer (Norway)	4355163