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PKZM0-25-T 278493 Y7-278493 EATON ELECTRIC Motor-protective circuit-breaker, 3p, Ir 20-25A

PKZM0-25-T

278493

Y7-278493

EATON-MOELLER

Motor-protective circuit-breaker, 3p, Ir=20-25A

Interruptor de proteção do motor 3 polos Ir=20-25 A Conexão de parafuso

Eaton Moeller® series PKZM0 Motor-protective circuit-breaker, 3p, Ir=20-25A

Disjuntor de transformador de acordo com IEC/EN60947, tamanho de 3 polos PKZM0, com sobrecarga ajustável e desconexão de curto-circuito não retardada, sensível a falhas de fase, aparafusado e pressionado, com terminal de parafuso, dimensão de instalação da tampa 45 mm, tensão nominal de operação Ue 690V, grau de proteção IP20, à prova de dedos de acordo com VDE 0106 T. 100, Acessórios: Contato Auxiliar, Liberação de Tensão

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Aparelhos elétricos de baixa tensão > Interruptor para proteção de transformadores, geradores e sistemas

Chaves de proteção do motor

Produto novo em sua embalagem original com todas as garantias e certificações de EATON-MOELLER

Preço total: $136.97
Preço unitário: $136.97
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General specifications

Product Name
Eaton Moeller® series PKZM0 Transformer-protective circuit-breaker
Catalog Number
278493
EAN
4015082784935
Product Length/Depth
76 mm
Product Height
93 mm
Product Width
45 mm
Product Weight
0.291 kg
Certifications
IEC/EN 60947
VDE 0660
Model Code
PKZM0-25-T

Funcionalidades e Funções

Actuator type
Turn button
Features
Complete device with protection unit
Phase-failure sensitivity (according to IEC/EN 60947-4-1, VDE 0660 Part 102)
Fitted with:
Switched-off indicator
Functions
For the protection of transformers with a high inrush current
Transformer protection
Number of poles
Three-pole

Geral

Lifespan, electrical
100,000 operations (at 400V, AC-3)
Lifespan, mechanical
100,000 Operations (Main conducting paths)
Mounting Method
DIN rail (top hat rail) mounting optional
Mounting position
Can be snapped on to IEC/EN 60715 top-hat rail with 7.5 or 15 mm height.
Operating frequency
40 Operations/h
Overvoltage category
III
Pollution degree
3
Product category
Transformer protective circuit breaker
Protection
Finger and back-of-hand proof, Protection against direct contact when actuated from front (EN 50274)
Rated impulse withstand voltage (Uimp)
6000 V AC
Shock resistance
25 g, Mechanical, according to IEC/EN 60068-2-27, Half-sinusoidal shock 10 ms
Suitable for
Also motors with efficiency class IE3
DIN rail (top hat rail) mounting
Temperature compensation
-25 - 55 °C, Operating range
≤ 0.25 %/K, residual error for T > 40°
-5 - 40 °C to IEC/EN 60947, VDE 0660

Condições meteorológicas

Altitude
Max. 2000 m
Ambient operating temperature - min
-25 °C
Ambient operating temperature - max
55 °C
Ambient operating temperature (enclosed) - min
25 °C
Ambient operating temperature (enclosed) - max
40 °C
Ambient storage temperature - min
40 °C
Ambient storage temperature - max
80 °C
Climatic proofing
Damp heat, constant, to IEC 60068-2-78
Damp heat, cyclic, to IEC 60068-2-30

Capacidades dos terminais

Terminal capacity (flexible with ferrule)
1 x (1 - 6) mm², ferrule to DIN 46228
2 x (1 - 6) mm², ferrule to DIN 46228
Terminal capacity (solid)
2 x (1 - 6) mm²
1 x (1 - 6) mm²
Terminal capacity (solid/stranded AWG)
18 - 10
Stripping length (main cable)
10 mm
Tightening torque
1 Nm, Screw terminals, Control circuit cables
1.7 Nm, Screw terminals, Main cable

Classificação elétrica

Rated frequency - min
50 Hz
Rated frequency - max
60 Hz
Rated operational current (Ie)
25 A
Rated operational voltage (Ue) - min
690 V
Rated operational voltage (Ue) - max
690 V
Rated uninterrupted current (Iu)
25 A

Classificação de curto-circuito

Short-circuit current
40 kA DC, up to 250 V DC, Main conducting paths
Short-circuit current rating (group protection)
10 kA, 600 V High Fault, Fuse, SCCR (UL/CSA) with 150 A, 600 V High Fault, Fuse, SCCR (UL/CSA)
10 kA, 600 V High Fault, CB, SCCR (UL/CSA) with 125 A, 600 V High Fault, CB, SCCR (UL/CSA)
18 kA, 600 V High Fault, Fuse with CL, SCCR (UL/CSA) with 600 A, 600 V High Fault, Fuse with CL, SCCR (UL/CSA)
18 kA, 600 V High Fault, CB with CL, SCCR (UL/CSA) with 600 A, 600 V High Fault, CB with CL, SCCR (UL/CSA)
18 kA, 480 V High Fault, CB, SCCR (UL/CSA) with 600 A, 480 V High Fault, CB, SCCR (UL/CSA)
18 kA, 480 V High Fault, Fuse, SCCR (UL/CSA) with 600 A, 480 V High Fault, Fuse, SCCR (UL/CSA)
Short-circuit release
± 20% tolerance, Trip blocks
Basic device, fixed 20 x Iu, Trip Blocks
437 A, Irm, Setting range max.

Comunicação

Connection
Screw terminals

Contactos

Number of auxiliary contacts (change-over contacts)
0
Number of auxiliary contacts (normally closed contacts)
0
Number of auxiliary contacts (normally open contacts)
0

Blocos de disparo

Overload release current setting - min
20 A
Overload release current setting - max
25 A

Verificação do design

Equipment heat dissipation, current-dependent Pvid
6.83 W
Heat dissipation capacity Pdiss
0 W
Heat dissipation per pole, current-dependent Pvid
2.28 W
Rated operational current for specified heat dissipation (In)
25 A
Static heat dissipation, non-current-dependent Pvs
0 W
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 Resist. of insul. mat. to abnormal heat/fire by internal elect. 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.
10.9.2 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.

ETIM for 278493 Low-voltage industrial controls and switchgear (EC000228)
Característica Valor
Rated permanent current Iu (EF001389) 25 A
Rated voltage (EF003977) 690 V
Rated short-circuit breaking capacity Icu at 400 V, 50 Hz (EF007048) 50 kA
Overload release current setting (EF002336) 20 A
Adjustment range short-term delayed short-circuit release (EF007129) 0 A
Adjustment range undelayed short-circuit release (EF007131) 420 A
Power loss (EF005387) 6.83 W
Device construction (EF008240) Built-in device fixed built-in technique
Integrated earth fault protection (EF007296) false
Type of electrical connection of main circuit (EF006819) Screw connection
Suitable for DIN rail (top hat rail) mounting (EF007250) true
DIN rail (top hat rail) mounting optional (EF008904) true
Number of auxiliary contacts as normally closed contact (EF001377) 0
Number of auxiliary contacts as normally open contact (EF001376) 0
Number of auxiliary contacts as change-over contact (EF003531) 0
With switched-off indicator (EF007006) true
With integrated under voltage release (EF001390) false
Number of poles (EF001391) 3
Position of connection for main current circuit (EF006671) Other
Type of control element (EF006976) Turn button
Complete device with protection unit (EF008906) true
Motor drive integrated (EF006697) false
Motor drive optional (EF007386) false
Degree of protection (IP) (EF005474) IP20

Datasheet - PDF

▲
Título: Tamanho: Tipo:
PDF EATON SWITCHING PROTECTING MOTORS EN.pdf 35 Mbytes
PDF CATALOGUE EATON EN .pdf 38 Mbytes
PKZM0-25-T Y7-278493 278493 ES_265346.pdf 997 Kbytes PKZM0-25-T Y7-278493 278493 ES_265346.pdf

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