SchneiderPushbuttons, Switches, Pilot Lights, Control Stations and Joysticks

ZB4BR57

Name: ZB4BR57
Brand: Schneider
SKU: ZB4BR57

Schneider Electric ZB4BD57 Harmony Selector Switch Head - 3-position spring return, black metal, round bezel.

Product ModelZB4BR57

Product ID24368

Stock on Request

Last updated: 8/29/2026

Quantity

Key Features

1
Feature-

Technical Specifications

Detailed engineering parameters based on manufacturer documentation

Specifications may be subject to change without notice

Parameter

Value

Parameter

Value

Range of Product

Harmony XB4

Product or Component Type

Head for non-illuminated push-button

Device short name

ZB4

Bezel material

Black metal

Mounting diameter

0.9 in (22 mm)

Sale per indivisible quantity

Shape of signaling unit head

Round

Type of operator

spring return

Operator profile

Yellow mushroom Ã 60 mm, unmarked

CAD overall width

2.4 in (60 mm)

CAD overall height

2.4 in (60 mm)

CAD overall depth

2.05 in (52 mm)

Mechanical durability

5000000 cycles

Electrical composition code

C1 9 single front mountingC2 9 single and double front mountingC11 3 single front mountingC15 1 single front mounting

Device presentation

Basic element

Protective treatment

Ambient Air Temperature for Storage

-40...158 °F (-40...70 °C)

Ambient Air Temperature for Operation

-40...158 °F (-40...70 °C)

Overvoltage category

Class I IEC 60536

IP degree of protection

IP66 IEC 60529IP67IP69IP69K

NEMA degree of protection

NEMA 13NEMA 4X

IK degree of protection

IK03 conforming to IEC 50102

Standards

EN/IEC 60947-5-1EN/IEC 60947-5-5EN/IEC 60947-5-4UL 508CSA C22.2 No 14EN/IEC 60947-1JIS C8201-5-1JIS C8201-1

Product Certifications

GLCSALROS (Lloyds register of shipping)DNVUL ListedBV

Vibration resistance

5 gn 2...500 Hz)IEC 60068-2-6

Shock resistance

30 gn 18 ms) half sine wave acceleration IEC 60068-2-2750 gn 11 ms) half sine wave acceleration IEC 60068-2-27