3 pole isolator

Electrical Phase

3 (550)

1, 3 (59)

1 (1)

4 (1)

Three (1)

Accepts Padlocks

Yes (554)

No (7)

Handle Colour

Red (265)

Black (198)

Red/Yellow (45)

Grey (23)

Black/Silver (9)

Blue (7)

Blue, Red (5)

Black, Red/Yellow (1)

Silver (1)

Auxiliary Contacts Available

Yes (260)

No (64)

Latching

No (312)

Yes (12)

Enclosed/Not Enclosed

Enclosed (229)

Not-enclosed (26)

Enclosed/Not Enclosed (2)

Product Type

Switch Disconnector & Isolator (30)

Automotive Relay (8)

Fan Isolator Switch (8)

Force Guided Relay (4)

Switch Disconnector Accessory (3)

Isolator Switch (2)

Non-Fused Isolator Switch (2)

Light Switch (1)

Miniature Circuit Breaker (1)

Standards Met

cURus, EAC (16)

CE, CQC, CULus, RoHS Compliant (10)

CE, EAC (10)

CSA, cULus, EAC, PN-EN 60335-1, VDE (5)

CCC, CE, CSA, cULus, EAC, LR, VDE (2)

CCC, cRUus Recognized, CSA, EAC, VDE Approved (2)

CE (2)

CCC, CE, CSA, cURus (1)

CE, CULus, EN 60335-1 (1)

Select quantity

Eaton 3 pole + N Pole Rear Panel Isolator Switch - 63A Maximum Current, 30kW Power Rating, IP65 (Front)

RS Stock No. 266-4635

Brand Eaton

Category Link: https://ae.rsdelivers.com/browse/electrical-automation-cables/switches/switch-disconnectors-components/isolator-switches
IP Rating: IP65 (Front)
Number of Poles: 3 pole + N

AED 872.51

in stock now

Select quantity

Eaton 3 pole + N Pole Rear Panel Isolator Switch - 100A Maximum Current, 55kW Power Rating, IP65 (Front)

RS Stock No. 266-4793

Brand Eaton

IP Rating: IP65 (Front)
Mounting Type: Rear Panel
Super Section: Switch Disconnectors & Components

AED 1.020.64

in stock now

Select quantity

MK Electric White, 1 Way 2 Pole, 3 Pole, 3 Pole Isolator, 1 Gang, K48

RS Stock No. 787-1228

Brand MK Electric

Mount Type: Surface
Product Type: Light Switch
Width: 85 mm

AED 20.90

in stock now

Select quantity

ABB 3 Pole Isolator Switch -

RS Stock No. 235-1686

Brand ABB

Category: Isolator Switches
Number of Poles: 3
Voltage Rating: 690V

AED 13.985.05

in stock now

Select quantity

ABB 3 Pole Isolator Switch -

RS Stock No. 235-2435

Brand ABB

Category: Isolator Switches
Number of Poles: 3
Voltage Rating: 500V

AED 5.100.58

in stock now

Select quantity

ABB 3 Pole Isolator Switch -

RS Stock No. 235-1649

Brand ABB

Category: Isolator Switches
Number of Poles: 3
Voltage Rating: 690V

AED 15.251.29

in stock now

Select quantity

ABB 3 Pole Isolator Switch -

RS Stock No. 235-1671

Brand ABB

Category: Isolator Switches
Number of Poles: 3
Voltage Rating: 690V

AED 10.463.94

in stock now

Select quantity

ABB 3 Pole Isolator Switch -

RS Stock No. 235-1685

Brand ABB

Category: Isolator Switches
Number of Poles: 3
Voltage Rating: 690V

AED 14.416.81

in stock now

Select quantity

ABB 3 Pole Isolator Switch -

RS Stock No. 235-1687

Brand ABB

Category: Isolator Switches
Number of Poles: 3
Voltage Rating: 690V

AED 13.267.97

in stock now

Select quantity

ABB 3 Pole Isolator Switch -

RS Stock No. 235-1688

Brand ABB

Category: Isolator Switches
Number of Poles: 3
Voltage Rating: 690V

AED 27.298.13

in stock now

Select quantity

ABB 3 Pole Isolator Switch -

RS Stock No. 235-1689

Brand ABB

Category: Isolator Switches
Number of Poles: 3
Voltage Rating: 690V

AED 34.365.56

in stock now

Select quantity

ABB 3 Pole Isolator Switch -

RS Stock No. 258-9604

Brand ABB

Category: Isolator Switches
Enclosed/Not Enclosed: Enclosed
Number of Poles: 3

AED 418.39

in stock now

Select quantity

ABB 3 Pole Isolator Switch -

RS Stock No. 259-6099

Brand ABB

Category: Isolator Switches
Enclosed/Not Enclosed: Enclosed
Series: 1SCA02

AED 2.076.73

in stock now

Select quantity

ABB 3 Pole Isolator Switch -

RS Stock No. 258-9593

Brand ABB

Category: Isolator Switches
Number of Poles: 3
Series: 1SCA02

AED 2.449.40

in stock now

Select quantity

ABB 3 Pole Isolator Switch -

RS Stock No. 259-6117

Brand ABB

Enclosed/Not Enclosed: Enclosed
Range: Plastic Enclosed Safety Switches OT16-63
Series: 1SCA02

AED 366.94

in stock now

Select quantity

ABB 3 Pole Isolator Switch -

RS Stock No. 258-9596

Brand ABB

Normal State Configuration: 1NO
Number of Poles: 3
Section: Switches

AED 2.297.67

in stock now

Select quantity

ABB 3 Pole Isolator Switch -

RS Stock No. 258-9598

Brand ABB

Normal State Configuration: 1NO
Range: Steel Enclosed Safety Switches OTL16-63
Series: 1SCA02

AED 1.499.48

in stock now

Select quantity

ABB 3 Pole Isolator Switch -

RS Stock No. 259-6094

Brand ABB

Number of Poles: 3
Section: Switches
Super Section: Switch Disconnectors & Components

AED 10.145.60

in stock now

Select quantity

ABB 3 Pole Isolator Switch -

RS Stock No. 259-6098

Brand ABB

Enclosed/Not Enclosed: Enclosed
Number of Poles: 3
Series: 1SCA0

AED 10.240.09

in stock now

Select quantity

ABB 3 Pole Isolator Switch -

RS Stock No. 259-6112

Brand ABB

Enclosed/Not Enclosed: Enclosed
Number of Poles: 3
Super Section: Switch Disconnectors & Components

AED 529.56

in stock now

Select quantity

ABB 3 Pole Isolator Switch -

RS Stock No. 259-6118

Brand ABB

Enclosed/Not Enclosed: Enclosed
Normal State Configuration: 1NO
Section: Switches

AED 1.151.87

in stock now

Select quantity

ABB 3 Pole Isolator Switch -

RS Stock No. 258-9590

Brand ABB

Normal State Configuration: 1NO
Section: Switches
Super Section: Switch Disconnectors & Components

AED 1.320.17

in stock now

Select quantity

ABB 3 Pole Isolator Switch -

RS Stock No. 258-9592

Brand ABB

Category Link: https://ae.rsdelivers.com/browse/electrical-automation-cables/switches/switch-disconnectors-components/isolator-switches
Range: Steel Enclosed Safety Switches OTL16-63
Super Section: Switch Disconnectors & Components

AED 1.982.36

in stock now

Select quantity

ABB 3 Pole Isolator Switch -

RS Stock No. 258-9600

Brand ABB

Enclosed/Not Enclosed: Enclosed
Number of Poles: 3
Section: Switches

AED 1.959.50

in stock now

Show

...

What is a 3 pole isolator?

A 3 pole isolator is a electrical switch designed to securely isolate three separate conductors in a three‑phase system. It provides three independent poles (typically labelled L1, L2, and L3) that can be opened or closed together to disconnect or connect a three‑phase circuit. Used in electrical panels, motor control centers, and distribution boards, a 3 pole isolator is essential for safe maintenance and error‑free troubleshooting in industrial and commercial installations.

Three poles for a balanced three‑phase supply
Deliberate, positive isolation to meet safety standards
Commonly employed as a switch disconnect or isolator switch in control gear

Keywords: 3 pole isolator, three pole isolator, 3P isolator, 3-pole switch, three-phase isolator, isolation switch, disconnect switch.

Where is a 3 pole isolator used?

A 3 pole isolator is used wherever a three‑phase circuit needs safe, deliberate disconnection for maintenance or emergency shutdown. Typical applications include motor control circuits, HVAC and building automation, power distribution panels, and industrial automation systems. In both panel‑mounted and enclosure‑mounted configurations, a 3P isolator provides reliable isolation for each phase (L1, L2, L3) and helps comply with electrical safety regulations in both industrial and commercial environments.

Three‑phase motors and pumps
Distribution boards in factories and workshops
Control panels and MCCs (motor control centers)
Emergency stop and lockout scenarios

Related terms: three-phase isolation switch, 3P disconnect, 3‑pole switch disconnect, isolator switch with three poles.

How is a 3 pole isolator rated?

Ratings for a 3 pole isolator specify the maximum voltage, current, and breaking capacity the device can safely handle. Common ratings include voltages such as 230/400 V AC or 600 V AC and currents from several amperes up to hundreds of amperes. The breaking capacity indicates how much fault current the isolator can interrupt safely. When selecting a 3 pole isolator, also check the duty cycle, the contact material, and the mechanical life rating. Standards such as IEC/EN 60947‑3 define the performance requirements for AC disconnectors, while IP ratings indicate environmental protection.

Voltage rating (AC) e.g., 230/400 V or 600 V
Current rating (A) and short‑circuit breaking capacity
Mechanical life and duty cycle (number of operations)
Standards: IEC/EN 60947‑3, UL if applicable
IP rating for enclosure protection

Keywords: 3 pole isolator rating, 3P isolator rating, three-phase isolator rating, AC disconnect rating.

How does a 3 pole isolator differ from a 4 pole isolator or a simple switch?

The primary difference lies in the number of poles and the scope of circuit disconnection. A 3 pole isolator disconnects three conductors (three phases) while a 4 pole isolator adds a fourth pole, often used when a neutral conductor needs to be isolated in a three‑phase system with a neutral. A simple switch or single‑pole isolator only interrupts one conductor and is unsuitable for three‑phase systems. 3 pole isolators are designed to reliably disconnect all phases simultaneously, improving safety during maintenance and reducing the risk of accidental re‑energization.

3P isolator: three segregated poles for L1, L2, L3
4P isolator: includes neutral or protective conductor in some configurations
Switch disconnectors vs. isolators: disconnectors prioritize isolation and clear opening; switches may be used for control with protection features

Keywords: 3P isolator vs 4P, three-pole isolator vs switch disconnect, three-phase switch disconnector.

How do I choose a 3 pole isolator for a project?

Start with the operating voltage and current of your three‑phase load, and select a 3 pole isolator that exceeds those values with an appropriate safety margin. Consider the enclosure type, mounting method (panel‑mount, DIN rail, or enclosure), and the environment (indoor, outdoor, dusty, damp). Check the IP rating for protection against dust and water ingress, and verify compatibility with the control system (mechanical interlocking, padlockable handles, or remote actuation options). Ensure the device complies with relevant standards (IEC/EN 60947‑3) and that replacement parts or accessories are readily available from RS Components or your supplier.

Three‑phase current and voltage ratings
Enclosure type and mounting style
Environmental protection (IP rating) and environmental suitability
Safety features: padlock capability, interlocks, lockout devices
Standards and supplier support

Related searches include: 3 pole isolator switch, 3P disconnect, three‑phase isolator switch, panel mount isolator, motor control isolator.

What maintenance does a 3 pole isolator require?

Regular inspection and maintenance help ensure reliable operation of a 3 pole isolator. Check for signs of wear, corrosion, or overheating on contacts, operate the lever or handle to confirm smooth movement, and verify that the mechanical interlock or locking mechanism engages properly. For motorized or remote‑actuated variants, test the actuation sequence and control wiring. Clean any dust or debris from the enclosure and ensure seals remain intact. Record inspection results and replace worn components promptly to maintain safety and compliance.

Periodic contact inspection and cleaning
Lubrication of moving parts if recommended by the manufacturer
Verification of locking devices and interlocks
Inspection of mounting hardware and enclosure seals

Keywords: maintenance for 3 pole isolator, isolator servicing, three-phase disconnect maintenance.

What accessories or related products should be considered with a 3 pole isolator?

Accessories can enhance safety and integration with control systems. Padlockable handles and lockout devices allow secure maintenance, while mounting brackets and DIN rail adapters simplify installation. Consider enclosure kits, gaskets for IP protection, indicating labels, and interlock kits for added safety. You may also need compatible fuses, circuit breakers, or contactors to form a complete motor control or power distribution solution. For documentation, keep datasheets, terminal diagrams, and wiring schematics for quick reference.

Padlockable handles and lockout devices
Enclosures, gaskets, and mounting accessories
Interlock kits and safety accessories
Matching circuit breakers, contactors, and fuses
Labeling and documentation packs

Keywords: 3 pole isolator accessories, 3P isolator accessories, isolator lockout, padlockable switch, three-phase safety accessories.

What standards apply to 3 pole isolators?

3 pole isolators are governed by standards that address electrical safety, performance, and reliability. In many regions, IEC/EN 60947‑3 covers AC disconnectors including three‑pole devices, while IEC 60947‑1 provides general requirements for low‑voltage switchgear. Depending on the market, UL, CSA, or other national standards may apply as well. Always verify that the product carries the appropriate certifications for your installation location and use case, and ensure compatibility with your local electrical codes and safety practices.

IEC/EN 60947‑3 for AC disconnectors
IEC/EN 60947‑1 general requirements
Regional approvals (UL, CSA, CE, UKCA as applicable)

Related terms: electrical isolator standards, three-phase switchgear standards, safety compliance for 3P isolators.

What related products should I browse on RS Components?

For a complete electrical distribution or motor control solution, explore RS Components listings for 3 pole disconnectors, 4 pole isolators, motor starters, contactors, fuses, and enclosure systems. Look for compatible accessories such as padlock kits, mounting rails, and labeling solutions. You’ll also find panel mounting kits, cable glands, IP‑rated enclosures, and test equipment to verify installation. Cross‑reference with three‑phase power distribution products, control gear, and safety devices to build a robust system.

3P disconnectors and 4P isolators
Motor starters, contactors, and fuses
Enclosures, mounting hardware, and IP rated accessories
Lockout/tagout equipment and padlock kits
Panel accessories and wiring components

Keywords: RS Components 3 pole isolator, RS 3P isolator, three-phase switchgear, industrial isolators, electrical accessories RS.

Isolator switches Abb isolator switch Street light pole 3 way valve Telescopic pole Polyurethane coated gloves Rubber sleeves M3 20mm screws Teng tools torque wrench Hexagonal screwdriver

"3 pole isolator"

Eaton 3 pole + N Pole Rear Panel Isolator Switch - 63A Maximum Current, 30kW Power Rating, IP65 (Front)

Eaton 3 pole + N Pole Rear Panel Isolator Switch - 100A Maximum Current, 55kW Power Rating, IP65 (Front)

MK Electric White, 1 Way 2 Pole, 3 Pole, 3 Pole Isolator, 1 Gang, K48

ABB 3 Pole Isolator Switch -

ABB 3 Pole Isolator Switch -

ABB 3 Pole Isolator Switch -

ABB 3 Pole Isolator Switch -

ABB 3 Pole Isolator Switch -

ABB 3 Pole Isolator Switch -

ABB 3 Pole Isolator Switch -

ABB 3 Pole Isolator Switch -

ABB 3 Pole Isolator Switch -

ABB 3 Pole Isolator Switch -

ABB 3 Pole Isolator Switch -

ABB 3 Pole Isolator Switch -

ABB 3 Pole Isolator Switch -

ABB 3 Pole Isolator Switch -

ABB 3 Pole Isolator Switch -

ABB 3 Pole Isolator Switch -

ABB 3 Pole Isolator Switch -

ABB 3 Pole Isolator Switch -

ABB 3 Pole Isolator Switch -

ABB 3 Pole Isolator Switch -

ABB 3 Pole Isolator Switch -

What is a 3 pole isolator?

Where is a 3 pole isolator used?

How is a 3 pole isolator rated?

How does a 3 pole isolator differ from a 4 pole isolator or a simple switch?

How do I choose a 3 pole isolator for a project?

What maintenance does a 3 pole isolator require?

What accessories or related products should be considered with a 3 pole isolator?

What standards apply to 3 pole isolators?

What related products should I browse on RS Components?