Warom BPC-A-32A Safety Barrier for Explosion-proof Keyboard and Mouse

The WAROM BPC-A-32A is a 32A-rated intrinsic safety (IS) barrier designed for high-demand applications in hazardous areas (Zone 1/2, Zone 21/22). It provides secure signal transmission between standard equipment and explosion-proof peripherals (keyboards/mice) while maintaining strict energy limitation to prevent ignition risks.

Key Features & Technical Specifications

1. Safety & Certifications

Explosion Protection Standards:

ATEX: II 3G Ex nA IIC T4 Gc

IECEx: Ex nA IIC T4 Gc

CE, RoHS Compliant

High-Current Capacity: 32A rating for power-intensive applications

Dual Protection:

Galvanic isolation (1500V)

Spark/thermal energy limitation

2. Electrical Parameters

Parameter Specification

Input Voltage 24V DC (18-30V range)

Max. Current 32A continuous

Signal Compatibility USB/PS2 keyboards & mice

Isolation Voltage 1500V (input-to-output)

Response Time <10ms (fault detection)

3. Mechanical Design

Mounting Options:

BPC-A-32A-D: DIN rail (35mm)

BPC-A-32A-W: Wall-mounted

Enclosure Rating: IP20 (standard) / IP65 (optional)

Terminals: Screw-clamp (2.5mm² max)