Datasheet - PKZM0-1,6-T

Product range

PKZM0...T transformer-protective circuit-breakers up to 25 A

Basic function

Transformer protection

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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

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Rated uninterrupted current

I_u

1.6

Setting range

Overload releases

I_r

1 - 1.6

short-circuit release

max.

I_rm

Notes

For the protection of transformers with a high inrush current
can be snap-fitted to IEC/EN 60715 top-hat rail with 7.,5 or 15 mm height
Phase failure sensitivity to IEC/EN 60947-4-1, VDE 0660 part 102.

Technical data for design verification
Rated operational current for specified heat dissipation	I_n	A	1.6
Heat dissipation per pole, current-dependent	P_vid	W	0
Equipment heat dissipation, current-dependent	P_vid	W	4.92
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) / Power circuit-breaker for trafo/generator/installation prot. (EC000228)
Electric engineering, automation, process control engineering / Low-voltage switch technology / Circuit breaker (LV < 1 kV) / Circuit breaker for power transformer, generator and system protection (ecl@ss8.1-27-37-04-09 [AJZ716010])
Rated permanent current Iu	A	1.6
Rated voltage	V	690 - 690
Rated short-circuit breaking capacity lcu at 400 V, 50 Hz	kA	150
Overload release current setting	A	1 - 1.6
Adjustment range short-term delayed short-circuit release	A	0 - 0
Adjustment range undelayed short-circuit release	A	32 - 32
Integrated earth fault protection		No
Type of electrical connection of main circuit		Screw connection
Device construction		-
Suitable for DIN rail (top hat rail) mounting		Yes
DIN rail (top hat rail) mounting optional		Yes
Number of auxiliary contacts as normally closed contact		0
Number of auxiliary contacts as normally open contact		0
Number of auxiliary contacts as change-over contact		0
Switched-off indicator available		Yes
With under voltage release		No
Number of poles		3
Position of connection for main current circuit		-
Type of control element		Turn button
Complete device with protection unit		Yes
Motor drive integrated		No
Motor drive optional		No
Degree of protection (IP)		IP20

Specially designed for North America

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Motor-protective circuit-breaker tripping characteristic (high-capacity) compact starter, PKZM0-…T (not for PKM0-…), PKZM01
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Let-through current
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Let-through energy

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Motor-protective circuit-breaker with standard auxiliary contact PKZM0-…(+NHI-E-…-PKZ0) PKZM0-…-T(+NHI-E-…-PKZ0) PKM0-…(+NHI-E-…-PKZ0)
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Motor-protective circuit-breakers with lockable rotary handles PKZM0-…+AK-PKZ0
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Motor-protective circuit-breakers with early-make auxiliary contacts PKZM0-…+VHI-…-PKZ0

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	Transformer-protective circuit-breaker, 3p, Ir=1-1.6A, screw connection
	Part no.	PKZM0-1,6-T
	Catalog No.	088912
	Eaton Catalog No.	XTPT1P6BC1NL
	EL-Nummer (Norway)	4315155