No products
Product successfully added to your shopping cart
Viewed products
-
STP 4-2 0810575...
Marker carriers
-
1SFN166503R1000 ABB...
ZL1350 Main Contacts
-
120U1501 DANFOSS...
Scroll compressor, HRP051T1LP6
-
52000241 LAPP...
SKINDICHT SVRN PG 13012
-
-
F39-TGR-AS-MA-MBL...
Support muting on L to stand F3S-TGR-CL
RCQ, RD
In the realm of industrial electrical protection, RCQ and RD series represent a critical category of residual current circuit breakers with overcurrent protection (RCBOs) and residual current devices (RCDs). These devices combine the functionality of a miniature circuit breaker (MCB) with earth leakage protection, typically rated for currents fr...
In the realm of industrial electrical protection, RCQ and RD series represent a critical category of residual current circuit breakers with overcurrent protection (RCBOs) and residual current devices (RCDs). These devices combine the functionality of a miniature circuit breaker (MCB) with earth leakage protection, typically rated for currents from 6A to 63A in 1P+N, 2P, 3P, and 4P configurations. They operate at voltages up to 400V AC, with breaking capacities ranging from 6kA to 10kA, and sensitivity levels of 30mA, 100mA, or 300mA for personnel and equipment protection. The RCQ series often features Type A or AC residual current detection, while RD variants may include Type B for DC-sensitive applications. These units are designed for DIN-rail mounting in distribution boards, ensuring compact installation and compliance with IEC 61008 and IEC 61009 standards.
These devices are indispensable in electrical distribution panels, motor control centers, and automation cabinets across commercial buildings, industrial plants, and residential complexes. They safeguard circuits in HVAC systems, lighting networks, power outlets, and machinery, preventing electric shock and fire hazards. In sectors like manufacturing, data centers, and healthcare, RCQs and RDs provide selective coordination and earth fault protection, critical for uptime and safety in sensitive environments.
Key subcategories include the RCQ series with integrated overcurrent and residual protection, and the RD series for standalone residual current monitoring. Common article codes follow patterns like RCQ-2P-40A-30mA or RD-4P-63A-300mA, where the prefix indicates the series, followed by pole count, rated current, and sensitivity. For example, RCQ-1P+N-25A-30mA is typical for single-phase circuits, while RD-3P-63A-100mA suits three-phase loads. These codes are standardized across manufacturers like ABB, Schneider, and Siemens, ensuring interchangeability.
Partnering with Electric Automation Network ensures access to genuine RCQ and RD units with real-time pricing and up to 65% discount. Our engineers provide tailored technical support for selection, coordination, and compliance. With express shipping worldwide, we minimize downtime and keep your projects on schedule.
All ratings we receive from the items we offer are real and verified. A small gesture, but a lot of value. That's why we thank you for that minute you invest in leaving us your opinion and qualification about the products, because it helps us to continue improving and to offer you a service of even higher quality.