BK8050 Series

Control Switches

Overview

Explosion protection compliant with CENELEC, IEC, and NEC standards, with updated ATEX certification
Suitable for hazardous areas:
- Zone 1 and Zone 2
- Zone 21 and Zone 22
- Class I, Zone 1 and Zone 2
- Class I, Division 2, Groups A, B, C, D
Available in 2P, 3P, 4P, and 6P configurations
Designed with latching and spring-return operation options
Provides reliable switching performance for various industrial control applications

Specifications

Explosion Protection

IECEx (Global): IECEx CQM 11.0011U
- Ex db eb IIC Gb
ATEX (Europe): CML 24 ATEX 1233U
- II 2 G Ex db eb IIC Gb

Standards & Certifications

IECEx, ATEX, CU-TR
EN 60079-0 / -1 / -7
IEC 60079-0 / -1 / -7

Construction & Materials

Enclosure Material: Plastic
Rotary Actuator: Polycarbonate (PC)
Panel Material: Acrylonitrile-butadiene-styrene (ABS)
Seal Material: Nitrile butadiene rubber (NBR)

Electrical Data

Rated Voltage (AC): 230V, 380V, 400V, 440V, 460V, 500V
Rated Voltage (AC/DC): 12V, 24V, 36V, 48V, 110V, 220V
Rated Current: Max. 20A

Performance

Switch Angle: 45° / 90°
Service Life: 10⁵ operations

Protection & Environment

Ambient Temperature:
- ATEX: -20°C to +70°C
- IECEx: -60°C to +90°C

Installation

Cable Connection: 2.5 mm²

Area Classification

Suitable for:
- Zones 1 & 2
- Zones 21 & 22

Data Sheet