Name: Siemens 3RV2021-4FA10 Circuit breaker 1 pc(s) Adjustment range (amperage): 34 - 40 A Switching voltage (max.): 690 V AC
Brand: Siemens
SKU: 1746141
Availability: BackOrder

A Siemens circuit breaker in a technical setup. Contains multiple terminals and a toggle switch for control.

An electrical control cabinet inside a machine, next to a window with water droplets, through which blurred mechanical parts are visible.

'Accessory Equipment for Circuit Breakers': Illustration shows wired auxiliary switches, isolating switches and terminal blocks with numbers.

'Circuit diagram of a three-pole protective switch: Connections show how current flows from L1, L2, L3 to T1, T2, T3. Demonstrates interruption functions.'

Technical drawing of a switch with dimensions. Left: Front view with labels and toggle lever; right: Side view with depth measurement.

A Siemens electrical switch with a rotary handle indicating the 'On' and 'Off' positions.

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Image similar

Product type

Circuit breaker

Amperage adjustment range (max.)

40 A

Connection

Screws

Type

3RV2021-4FA10

Type

Datasheet (PDF)

Available soon

Sales and shipping:

Conrad ElectronicTerms & Conditions

Number

Piece(s)

Total (€ 199.99 / piece)

€ 199.99

incl. VAT

14-day return policy included

Report legal concerns

Technical specifications

Continuous current 40 A
Mechanical life of main contacts: 100,000 switching cycles
Max. Conductor cross-section (solid or stranded): 10 mm²
Max. Conductor cross-section (fine): 10 mm²

Product type: Circuit breaker

Type: 3RV2021-4FA10

Type: S0

Amperage adjustment range (min.): 34 A

Amperage adjustment range (max.): 40 A

Adjustment range (amperage): 34 - 40 A

No. of pins: 3-pin

Switching voltage (max.): 690 V AC

Compatible with series: Siemens S0 type

Compatible with: Siemens

Mounting type: Snap-in
Screw-fit

Min. temperature: -20 °C

Max. temperature: +40 °C

Features: + auxiliary contact

Connection: Screws

: IP20

Depth: 97 mm

Width: 45 mm

Height: 97 mm

Dim: (W x H x D) 45 x 97 x 97 mm

Content: 1 pc(s)

RoHS-compliant: Yes

: 45

: 97 mm

: 97 mm

: 18.5 kW

: FALSE

: 40 A

: FALSE

: 3

: 690-690 V

: 34-40 A

: IP20

: TRUE

: Screw connection

: Turn button

: Magnetic

: 11 kW

: 20 kA

: TRUE

: Built-in device fixed built-in technique

UKCA: yes

Variants(All information include VAT, plus shipping costs)

Amperage adjustment range (max.)

Amperage adjustment range (min.)

Siemens 3RV2021-0GA10 Circuit breaker 1 pc(s) Adjustment range (amperage): 0.45 - 0.63 A Switching voltage (max.): 690 V AC (W x H x D) 45 x 97 x 97 mm Piece

Item no:1741961

Dispatches on Thu 22 Oct

Conrad Electronic

0.63 A

0.45 A

Piece(s)

Minimum order quantity: 1

Multiple: 1

€ 79.99^*

Siemens 3RV2021-0GA15 Circuit breaker 1 pc(s) Adjustment range (amperage): 0.45 - 0.63 A Switching voltage (max.): 690 V AC (W x H x D) 45 x 97 x 97 mm Piece

Item no:1741962

Dispatches on Thu 22 Oct

Conrad Electronic

0.63 A

0.45 A

Piece(s)

Minimum order quantity: 1

Multiple: 1

€ 119.99^*

Siemens 3RV2021-0GA20 Circuit breaker 1 pc(s) Adjustment range (amperage): 0.45 - 0.63 A Switching voltage (max.): 690 V AC (W x H x D) 45 x 119 x 97 mm Piece

Item no:1741963

Dispatches on Thu 22 Oct

Conrad Electronic

0.63 A

0.45 A

Piece(s)

Minimum order quantity: 1

Multiple: 1

€ 97.99^*

Siemens 3RV2021-0GA25 Circuit breaker 1 pc(s) Adjustment range (amperage): 0.45 - 0.63 A Switching voltage (max.): 690 V AC (W x H x D) 45 x 119 x 97 mm Piece

Item no:1702216

Dispatches on Thu 22 Oct

Conrad Electronic

0.63 A

0.45 A

Piece(s)

Minimum order quantity: 1

Multiple: 1

€ 119.99^*

Siemens 3RV2021-0HA10 Circuit breaker 1 pc(s) Adjustment range (amperage): 0.55 - 0.8 A Switching voltage (max.): 690 V AC (W x H x D) 45 x 97 x 97 mm

Item no:1741964

Dispatches on Thu 22 Oct

Conrad Electronic

0.8 A

0.55 A

Piece(s)

Minimum order quantity: 1

Multiple: 1

€ 85.99^*

Siemens 3RV2021-0HA15 Circuit breaker 1 pc(s) Adjustment range (amperage): 0.55 - 0.8 A Switching voltage (max.): 690 V AC (W x H x D) 45 x 97 x 97 mm

Item no:1741965

Dispatches on Thu 22 Oct

Conrad Electronic

0.8 A

0.55 A

Piece(s)

Minimum order quantity: 1

Multiple: 1

€ 124.99^*

Siemens 3RV2021-0HA20 Circuit breaker 1 pc(s) Adjustment range (amperage): 0.55 - 0.8 A Switching voltage (max.): 690 V AC (W x H x D) 45 x 119 x 97 mm Piece

Item no:1741966

Dispatches on Thu 22 Oct

Conrad Electronic

0.8 A

0.55 A

Piece(s)

Minimum order quantity: 1

Multiple: 1

€ 104.99^*

Siemens 3RV2021-0HA25 Circuit breaker 1 pc(s) Adjustment range (amperage): 0.55 - 0.8 A Switching voltage (max.): 690 V AC (W x H x D) 45 x 119 x 97 mm Piece

Item no:1741982

Dispatches on Thu 22 Oct

Conrad Electronic

0.8 A

0.55 A

Piece(s)

Minimum order quantity: 1

Multiple: 1

€ 124.99^*

Siemens 3RV2021-0JA10 Circuit breaker 1 pc(s) Adjustment range (amperage): 0.7 - 1 A Switching voltage (max.): 690 V AC (W x H x D) 45 x 97 x 97 mm

Item no:1702217

Dispatches on Thu 22 Oct

Conrad Electronic

1 A

0.7 A

Piece(s)

Minimum order quantity: 1

Multiple: 1

€ 85.99^*

Siemens 3RV2021-0JA15 Circuit breaker 1 pc(s) Adjustment range (amperage): 0.7 - 1 A Switching voltage (max.): 690 V AC (W x H x D) 45 x 97 x 97 mm

Item no:1741983

Dispatches on Thu 22 Oct

Conrad Electronic

1 A

0.7 A

Piece(s)

Minimum order quantity: 1

Multiple: 1

€ 124.99^*

Documents & Downloads

Datasheet

Datasheet 1746141 Siemens 3RV2021-4FA10 Circuit breaker 1 pc(s) Adjustment range (amperage): 34 - 40 A Switching voltage (max.): 690 V AC

User & Safety Instructions

User & Safety Instructions 1746141 Siemens 3RV2021-4FA10 Circuit breaker 1 pc(s) Adjustment range (amperage): 34 - 40 A Switching voltage (max.): 690 V AC