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Residual-current monitoring

RCCB-533 Residual-Current Operating Relay

Track residual-current changes in medical circuits

Designed for residual-current monitoring in medical circuits, this device detects small current changes and can work with a load-current relay to control an associated switch. Applications include TN circuits for DSA equipment, dialysis-room circuits and instrument monitoring. Confirm how the monitor, relay and switch operate together during selection.

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PRODUCT INSIGHTS

Small-current monitoring

Monitor small residual-current changes in medical circuits to understand circuit conditions.

Wide-frequency monitoring

Type A monitoring covers a wide frequency range, with configuration selected for the circuit waveform and frequency.

Relay coordination

Use with the matching load-current relay and switch to connect monitoring signals to the control circuit.

Application concept

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TN circuits for DSA equipment
Dialysis-room electrical circuits
Medical instrument monitoring

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Product information

TECHNICAL SPECIFICATIONS

Product specifications & functions

Residual-current change resolution: Detects residual-current changes as small as 1 mA.
Rated current of controlled switch: With a matching load-current relay, controls switches rated 16–100 A.
Monitoring frequency and type: 15–2,000 Hz; Type A residual-current monitoring (TRMS).
Applications: Hospital group 1 locations, TN circuits for DSA equipment, dialysis-room circuits and medical-instrument monitoring.

Specifications & technical illustrationsExplore technical details · 6 technical illustrations

Technical reference · English

Documentation

PDF

RCCB533 Series Type A/B Technical Reference with RCM53xB Selection Table

RCCB533 · 0.9 MB

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Select the model and configuration for your supply system, load and installation conditions. Use the applicable product documentation for installation and operation.