Description

ABB – Contactor AX205-30-11-84

Manufactured: ABB

Product Type: Contactor

Product Tag: AX205-30-11-84

 

General Information

The ABB AX205-30-11-84 is a block-type, AC-operated power contactor designed primarily for controlling three-phase motors and switching electrical power circuits with an operational voltage of up to 1000 V AC. It has three normally open main poles and is supplied with one normally open and one normally closed auxiliary contact.

 

Features

• Three normally open main power contacts.
• One normally open and one normally closed auxiliary contact.
• AC-operated electromagnetic control coil.
• Suitable for controlling three-phase motors and power circuits up to 1000 V AC.
• Supports additional front-mounted or side-mounted auxiliary contact blocks and other accessories.
• Rated making capacity of 10 × Ie under AC-3 conditions.
• Rated breaking capacity of 8 × Ie under AC-3 conditions.
• Maximum electrical switching frequency of 300 operations per hour.
• Maximum mechanical switching frequency of 3,600 operations per hour.
• Mechanical durability of approximately 5 million operating cycles.
• Maximum operating altitude without derating: 3,000 m

 

Specification for AX205-30-11-84

Contact Configuration

Main Contacts:

• 3 Normally Open
• 0 Normally Closed

Auxiliary Contacts:

• 1 Normally Open
• 1 Normally Closed

Control Coil

Rated Control Circuit Voltage:

• 50 Hz: 110 V AC
• 60 Hz: 110–120 V AC

Main Circuit

Maximum Rated Operational Voltage: 1000 V AC

Rated Insulation Voltage, Ui: 690 V

Rated Impulse Withstand Voltage, Uimp: 8 kV

Rated Frequency: 50/60 Hz

Rated Operational Current — AC-3 Motor Duty

• 220/230/240 V: 205 A
• 380/400 V: 205 A
• 415 V: 205 A
• 440 V: 185 A
• 500 V: 170 A
• 690 V: 170 A

These AC-3 ratings apply at an ambient temperature close to the contactor of no more than 55 °C.

Rated Operational Power — AC-3 Motor Duty

• 220/230/240 V: 59 kW
• 380/400 V: 110 kW
• 415 V: 110 kW
• 440 V: 90 kW
• 500 V: 110 kW
• 690 V: 132 kW

Rated Operational Current — AC-1 Resistive Duty

At 690 V:

• 40 °C: 275 A
• 55 °C: 250 A
• 70 °C: 180 A

Short-Time Withstand Current

At 40 °C, in free air and starting from a cold state:

• 1 second: 2,000 A
• 10 seconds: 1,500 A
• 30 seconds: 1,000 A
• 1 minute: 800 A
• 15 minutes: 320 A

Environmental Conditions

Storage Temperature: −40 to +70 °C

Operating Temperature without Thermal Overload Relay: −40 to +70 °C

Operating Temperature with Thermal Overload Relay: −25 to +55 °C

Maximum Altitude without Derating: 3,000 m

Applicable Standards

• IEC 60947-1
• IEC 60947-4-1
• EN 60947-1
• EN 60947-4-1