WEG
WEG NRBE 63 A 4-Pole 30 mA Type A RCCB for Variable Speed Drives
Model: NRBE-063-4-030MA-A
4-hour response · Pricing in SAR · Delivery across all KSA regions
WEG NRBE 63 A 4-Pole 30 mA Type A RCCB for Variable Speed Drives
The WEG NRBE 63 A 4-Pole 30 mA Type A is a Type A residual current circuit breaker, providing earth leakage protection for circuits supplying variable-frequency drives (VFDs), three-phase rectifiers, and other power electronics equipment that generate pulsating DC residual currents in addition to sinusoidal AC residual currents. Type AC devices (the standard RCCB type) only detect sinusoidal AC residual currents; Type A devices detect both AC sinusoidal and pulsating DC residual currents, making them essential for VFD-protected circuits in Saudi industrial facilities where WEG CFW500, CFW700, and CFW11 variable speed drives are widely deployed.
Type A Requirement for VFD Circuits
IEC 60364-4-41 and IEC 61008-1 specify that Type A RCCBs must be used on circuits supplying single-phase Class I equipment connected to a three-phase supply (such as VFDs with single-phase rectifier stages) and circuits where pulsating DC leakage current may flow. Saudi Aramco's electrical installation standards and SABIC's plant electrical specifications require Type A RCCBs on all VFD input circuits where RCCB protection is specified. Using a Type AC device on VFD circuits risks failure to trip on pulsating DC earth fault currents, leaving personnel unprotected — a known safety risk addressed by specifying Type A.
Saudi VFD Application Context
WEG CFW500, CFW700, and CFW11 VFDs are widely installed in Saudi industrial facilities for energy-efficient pump, fan, and compressor drives. Each WEG VFD specification sheet recommends Type A or Type B RCCBs for input circuit earth leakage protection. Razz Middle East, as the WEG VFD distributor in Saudi Arabia, supplies NRBE Type A RCCBs alongside WEG VFD packages to ensure complete, compliant electrical installation. Technical advisory on Type A vs Type B selection (for VFDs with three-phase rectifier stages requiring Type B) is provided by Razz Middle East's application engineering team.
Technical Specifications
Full specifications for the NRBE-063-4-030MA-A
- Rated Current
- 63 A
- Poles
- 4
- Residual Current Sensitivity
- 30 mA
- Trip Type
- Type A (AC sinusoidal + pulsating DC)
- Rated Voltage
- 400 V AC
- Standard
- IEC 61008-1 Type A
- Application
- VFD and power electronics circuits
- Mounting
- DIN Rail 35 mm
Key Features & Benefits
- Type A detects AC and pulsating DC leakage
- Required for VFD and power electronics circuits
- 30 mA life-safety sensitivity
- 4-pole three-phase circuit protection
- IEC 61008-1 Type A certified
- Recommended for WEG CFW series VFD inputs
Industrial Applications in Saudi Arabia
- WEG CFW500/CFW700/CFW11 VFD input protection
- Three-phase rectifier circuit earth leakage
- Power electronics equipment circuits
- Saudi Aramco VFD-controlled motor starters
- SABIC energy efficiency VFD installations
- Variable speed pump and fan drive protection
Industrial Supplier in Saudi Arabia
Get a Quote for the WEG NRBE 63 A 4-Pole 30 mA Type A RCCB for Variable Speed Drives
We respond within 4 business hours. Send model NRBE-063-4-030MA-A for competitive pricing in SAR with delivery across Saudi Arabia and the GCC.
Frequently Asked Questions — NRBE-063-4-030MA-A
Common questions from buyers in Saudi Arabia and the GCC
What is the WEG NRBE 63 A 4-Pole 30 mA Type A RCCB for Variable Speed Drives (NRBE-063-4-030MA-A) and what is it used for?
The WEG NRBE 63 A 4-Pole 30 mA Type A is a Type A residual current circuit breaker, providing earth leakage protection for circuits supplying variable-frequency drives (VFDs), three-phase rectifiers, and other power electronics equipment that generate pulsating DC residual currents in addition to sinusoidal AC residual currents. Type AC devices (the standard RCCB type) only detect sinusoidal AC residual currents; Type A devices detect both AC sinusoidal and pulsating DC residual currents, making them essential for VFD-protected circuits in Saudi industrial facilities where WEG CFW500, CFW700, and CFW11 variable speed drives are widely deployed.
Where can I buy the WEG NRBE-063-4-030MA-A in Saudi Arabia?
Razz Middle East supplies genuine WEG products including the WEG NRBE 63 A 4-Pole 30 mA Type A RCCB for Variable Speed Drives (NRBE-063-4-030MA-A) across all regions of Saudi Arabia — Riyadh, Jeddah, Dammam, Al Khobar, Jubail, Yanbu, Mecca, and Medina. We maintain local stock on fast-moving items and can source specialist configurations. Request a quote on this page for same-day pricing.
How do I get the best price for the NRBE-063-4-030MA-A in KSA?
Click "Request Free Quote" on this page or message us the model number NRBE-063-4-030MA-A on WhatsApp. Our technical sales team responds within 4 business hours with a competitive price in SAR, confirmed stock availability, and delivery lead time — with no hidden charges or handling fees.
Is Razz Middle East an authorized WEG supplier in Saudi Arabia?
Razz Middle East is a specialist industrial equipment supplier in Saudi Arabia focused on WEG and other leading global brands. We supply 100% genuine OEM products backed by full manufacturer warranty, serving the oil & gas, petrochemical, power generation, water, construction, and manufacturing sectors across the Kingdom.
What is the delivery lead time for the WEG NRBE 63 A 4-Pole 30 mA Type A RCCB for Variable Speed Drives in Saudi Arabia?
In-stock items typically ship within 24-48 hours to Riyadh, Dammam, Jeddah, and the Eastern Province. Project orders and non-standard configurations generally take 2-6 weeks. Contact us with the exact model number NRBE-063-4-030MA-A for a precise availability confirmation and delivery date.
Can the NRBE-063-4-030MA-A be supplied for ARAMCO, SABIC, or NEOM projects in KSA?
Yes. Razz Middle East has experience supplying WEG equipment to major industrial projects and EPC contractors across Saudi Arabia. We can provide full technical documentation, Material Inspection Reports (MIR), and certificates of conformity to meet vendor approval requirements. Contact our project team to discuss your specific project requirements.
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