UA95-30-00RA-81

Name: UA95-30-00RA-81
Brand: ABB
SKU: UA95-30-00RA-81

The ABB UA95-30-00RA-81 is a 3-phase contactor suitable for capacitor switching applications. It operates at 24V 50Hz and offers high thermal current and breaking capacity for reliable performance.

Product ModelUA95-30-00RA-81

Material Number1SFL431024R8100

Product ID85022

Stock on Request

Last updated: 8/29/2026

Quantity

Key Features

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1. High Thermal CurrentThe UA95-30-00RA-81 contactor can handle high thermal currents, ensuring it can operate efficiently even under demanding conditions. It supports up to 145A at 40°C and 135A at 55°C for 690V applications.
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2. Capacitor Duty CapabilityDesigned specifically for capacitor switching applications, this contactor is ideal for use in systems where high inrush currents are common. Its robust design ensures reliable operation in these demanding scenarios.
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3. High Breaking CapacityWith a breaking capacity of 10 times the rated operational current (AC-3), this contactor can handle frequent switching operations without compromising performance. It supports up to 1160A at 440V and 800A at 690V.
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4. Wide Operating Voltage RangeThe UA95-30-00RA-81 operates across a wide voltage range, from 24V to 690V, making it versatile for various electrical systems. It is also compatible with both 50Hz and 60Hz frequencies.

Technical Specifications

Detailed engineering parameters based on manufacturer documentation

Specifications may be subject to change without notice

Parameter

Value

Parameter

Value

Product Net Width

90 mm

Product Net Depth / Length

155.6 mm

Product Net Height

170 mm

Product Net Weight

1.8 kg

Number of Main Contacts NO

Number of Main Contacts NC

5. Durable ConstructionBuilt with high-quality materials, this contactor offers excellent mechanical durability, withstanding up to 3600 cycles per hour. It also meets stringent insulation and impulse withstand voltage standards, ensuring long-term reliability.

Number of Auxiliary Contacts NO

Number of Auxiliary Contacts NC

Rated Operational Voltage

Main Circuit 1000 V

Rated Frequency (f)

Main Circuit 50 Hz

Conventional Free-air Thermal Current (Ith)

acc. to IEC 60947-4-1, Open Contactors Î = 40 Â°C 145 A

Rated Operational Current AC-1 (Ie)

(690 V) 40 Â°C 145 A (690 V) 55 Â°C 135 A (690 V) 60 Â°C 135 A (690 V) 70 Â°C 115 A

Rated Operational Current AC-3 (Ie)

(415 V) 55 Â°C 96 A (440 V) 55 Â°C 93 A (500 V) 55 Â°C 80 A (690 V) 55 Â°C 65 A (1000 V) 55 Â°C 30 A (380 / 400 V) 55 Â°C 96 A (220 / 230 / 240 V) 55 Â°C 96 A

Rated Operational Power AC-3 (Pe)

(380 / 400 V) 45 kW

Rated Operational Power AC-6b (Pe)

(230 / 240 V) 40 Â°C, 50 / 60 Hz 40 kvar (230 / 240 V) 55 Â°C, 50 / 60 Hz 35 kvar (230 / 240 V) 70 Â°C, 50 / 60 Hz 30 kvar (400 / 415 V) 40 Â°C, 50 / 60 Hz 70 kvar (400 / 415 V) 70 Â°C, 50 / 60 Hz 53 kvar (400 / 415 V) 55 Â°C, 50 / 60 Hz 60 kvar (440 V) 40 Â°C, 50 / 60 Hz 75 kvar (440 V) 55 Â°C, 50 / 60 Hz 65 kvar (440 V) 70 Â°C, 50 / 60 Hz 58 kvar (500 / 550 V), 40 Â°C, 50 / 60 Hz 85 kvar (500 / 550 V) 55 Â°C, 50 / 60 Hz 75 kvar (500 / 550 V) 70 Â°C, 50 / 60 Hz 70 kvar (690 V) 40 Â°C, 50 / 60 Hz 120 kvar (690 V) 55 Â°C, 50 / 60 Hz 105 kvar (690 V) 70 Â°C, 50 / 60 Hz 85 kvar

Rated Breaking Capacity AC-3

8 x Ie AC-3

Rated Making Capacity AC-3

10 x Ie AC-3

Maximum Breaking Capacity

cos phi=0.45 (cos phi=0.35 for Ie > 100 A) at 440 V 1160 A cos phi=0.45 (cos phi=0.35 for Ie > 100 A) at 690 V 800 A

Maximum Electrical Switching Frequency

(AC-1) 300 cycles per hour (AC-2 / AC-4) 150 cycles per hour (AC-3) 300 cycles per hour

Rated Insulation Voltage (Ui)

acc. to IEC 60947-4-1 and VDE 0110 (Gr. C) 1000 V acc. to UL/CSA 600 V

Rated Impulse Withstand Voltage (Uimp)

Main Circuit 8 kV

Mechanical Durability

10 million

Maximum Mechanical Switching Frequency

3600 cycles per hour

Coil Operating Limits

(acc. to IEC 60947-4-1) 0.85 x Uc Min. ... 1.1 x Uc Max. (at Î¸ â¤ 70 Â°C)

Rated Control Circuit Voltage (Uc)

50 Hz 24 V 60 Hz 24 V

Coil Consumption

Holding at Max. Rated Control Circuit Voltage 50 Hz 22 VÂ·A Holding at Max. Rated Control Circuit Voltage 60 Hz 26 VÂ·A Pull-in at Max. Rated Control Circuit Voltage 50 Hz 350 VÂ·A Pull-in at Max. Rated Control Circuit Voltage 60 Hz 450 VÂ·A

Operate Time

Between Coil De-energization and NC Contact Closing 7 ... 15 ms Between Coil Energization and NO Contact Closing 10 ... 25 ms

Connecting Capacity Main Circuit

Bar 30 mmÂ² Flexible with Cable End 2 x 6 ... 35 mmÂ² Rigid 2 x 6 ... 65 mmÂ²

Connecting Capacity Auxiliary Circuit

Flexible with Ferrule 2x 0.75 ... 2.5 mmÂ² Flexible with Insulated Ferrule 2x 0.75 ... 2.5 mmÂ² Flexible 2x0.75 ... 2.5 mmÂ² Solid 2 x 1 ... 4 mmÂ² Stranded 1 x 1 .... 4 mmÂ²

Degree of Protection

acc. to IEC 60529, IEC 60947-1, EN 60529 Coil Terminals IP20 acc. to IEC 60529, IEC 60947-1, EN 60529 Main Terminals IP10

Connecting Terminals (delivered in open position) Main Poles

M8 hexagon socket screw with single connector

Terminal Type

Cable Clamp

Maximum Operating Voltage UL/CSA

Main Circuit 600 V

Ambient Air Temperature

Close to Contactor Fitted with Thermal O/L Relay (0.85 ... 1.1 Uc) -25 ... 50 Â°C Close to Contactor without Thermal O/L Relay (0.85 ... 1.1 Uc) -40 ... 70 Â°C Close to Contactor for Storage -60 ... +80 Â°C

Maximum Operating Altitude Permissible

Without Derating 3000 m

Resistance to Shock acc. to IEC 60068-2-27

Half-sine Pulse for 11 ms, No Change in Contact Position, Open, Shock Direction: A 20 g Half-sine Pulse for 11 ms, No Change in Contact Position, Closed, Shock Direction: A 20 g Half-sine Pulse for 11 ms, No Change in Contact Position, Closed, Shock Direction: B1 10 g Half-sine Pulse for 11 ms, No Change in Contact Position, Closed, Shock Direction: C1 20 g Half-sine Pulse for 11 ms, No Change in Contact Position, Closed, Shock Direction: C2 20 g Half-sine Pulse for 11 ms, No Change in Contact Position, Open, Shock Direction: B1 5 g Half-sine Pulse for 11 ms, No Change in Contact Position, Open, Shock Direction: B2 15 g Half-sine Pulse for 11 ms, No Change in Contact Position, Open, Shock Direction: C1 20 g Half-sine Pulse for 11 ms, No Change in Contact Position, Open, Shock Direction: C2 20 g

Object Classification Code

ETIM 7

EC001079 - Capacitor contactor

ETIM 8

EC001079 - Capacitor contactor

ETIM 9

EC001079 - Capacitor contactor

eClass

V11.0 : 27371006

UNSPSC

39121529

IDEA Granular Category Code (IGCC)

4756 >> Capacitor magnet contactor

Manufacturer ID

1SFL431024R8100