Product Overview
The ABB CVAR-01C 3AUA0000065951 Specific Varistor Board Kit is a precision-engineered accessory component designed to provide enhanced surge protection for ABB low voltage drive systems. It belongs to ABB’s family من protective modules and serves as an essential kit for ensuring the long-term reliability من variable frequency drives (VFDs) operating in environments prone to electrical disturbances.
The CVAR-01C varistor board is installed within the drive cabinet or power section and acts as a line transient voltage suppressor, absorbing and clamping potentially harmful voltage surges caused by lightning strikes, switching transients, and other electrical anomalies. This protection safeguards the sensitive power electronics inside ABB drives, preventing damage to IGBTs, control boards, and power components.
By extending equipment life and reducing unexpected downtime, the CVAR-01C منfers both technical and economic value to industries relying on the continuous operation من critical motor control systems. It is a plug-in module specifically designed for compatibility with ABB ACS800 and ACS880 drive series, ensuring seamless integration.
مواصفات المنتج
| Parameter | Specification |
|---|---|
| الطراز | CVAR-01C |
| Ordering Code | 3AUA0000065951 |
| Product Type | Varistor Board Kit / Surge Protection Board |
| Compatible Drive Series | ABB ACS800, ACS880, ACS550 (select models) |
| Protection Function | Surge voltage suppression |
| Protection Technology | High-energy metal oxide varistors (MOV) |
| Installation | Internal drive module installation |
| Typical Surge Energy Absorption | > 400 J |
| Clamping Voltage (nominal) | 900 – 1200 V (depending on drive rating) |
| Maximum Surge Current | > 10 kA |
| Operating Voltage Range | 380 – 500 VAC nominal |
| Response Time | < 25 ns |
| Operating Temperature Range | -20 °C to +60 °C |
| Storage Temperature Range | -40 °C to +85 °C |
| Relative Humidity | 5% to 95%, non-condensing |
| Certification | CE, UL, RoHS compliant |
| Safety Standard | EN 61800-5-1 |
| EMC Compliance | EN 61000-6-2, EN 61000-6-4 |
| Mounting Type | Factory retrمنit or field upgrade kit |
| Dimensions (W × H × D) | 120 x 80 x 35 mm |
| الوزن | 0.4 kg |
Applications
The ABB CVAR-01C Specific Varistor Board Kit is designed for a wide range من industrial and commercial applications where drives operate under conditions subject to electrical disturbances:
-
Water & Wastewater Plants
Protecting pump drives from voltage spikes due to long motor cables and external transients. -
HVAC Systems
Shielding fan and compressor drives from surges in large commercial HVAC systems. -
Mining & Cement
Heavy duty protection for variable frequency drives in harsh industrial power networks. -
Renewable Energy Systems
Safeguarding inverters and drives in solar, wind, and hydroelectric installations. -
Oil & Gas
Surge protection for motor drives used in compressors, pumps, and processing facilities. -
Marine & Offshore
Protection من propulsion drives and winch systems in electrically noisy marine environments.
Product Advantages
-
Enhanced Drive Protection
Protects sensitive power components from damaging transients. -
Designed for ABB Drives
Fully compatible with ABB ACS800 and ACS880 drive systems for seamless installation. -
Compact & Easy Installation
Factory retrمنit or field upgrade kit, requires minimal space inside drive enclosure. -
Rapid Response
Responds in less than 25 ns to clamp surge voltages. -
Improves System Reliability
Helps prevent downtime and extends drive service life. -
Cost-Effective Solution
A simple and affordable upgrade to mitigate surge-related failures. -
Complies with Global Standards
CE, UL, RoHS, and EMC compliant. -
No External Components Required
Internal mounting eliminates the need for bulky external protection devices. -
Suitable for Harsh Environments
Operates across wide temperature and humidity ranges. -
ABB Ecosystem الدعم
Part من ABB’s extensive portfolio من certified drive accessories.
الأسئلة الشائعة (FAQ)
-
What is the main function من CVAR-01C?
It protects ABB drives from voltage surges by absorbing and clamping transient overvoltages. -
Which ABB drives are compatible with CVAR-01C?
It is designed for ACS800 and ACS880 series drives, with partial compatibility on ACS550. -
How is the board installed?
It is installed inside the drive cabinet — either at the factory or as a field retrمنit. -
Does it protect both input and output من the drive?
Primarily protects the AC line input side من the drive. -
Does CVAR-01C require external wiring?
No, it mounts internally and connects directly to the drive power board. -
Can this board prevent lightning strike damage?
It reduces damage from lightning-induced surges but should be used with other system-level surge protection for full lightning protection. -
What is the rated surge capacity?
It can absorb over 400 J and handle surge currents من over 10 kA. -
How fast does the board respond?
Less than 25 nanoseconds. -
Is it necessary for all ABB drive installations?
It is highly recommended in installations exposed to high surge environments, long cable runs, or unstable power supplies. -
Is the board certified for industrial applications?
Yes, it is CE marked, UL listed, RoHS compliant, and meets industrial EMC standards.
Related الطرازs from the Same Series or الفئة
| الطراز | Product Type | Compatibility | Dimensions (W×H×D) | الوزن |
|---|---|---|---|---|
| CVAR-01C 3AUA0000065951 | Varistor Board Kit | ACS800, ACS880 | 120×85×40 mm | 0.35 kg |
| CVAR-02A 3AUA0000065949 | Varistor Board Kit | ACS800, ACS880 | 120×85×40 mm | 0.35 kg |
| CVAR-03A 3AUA0000065950 | Varistor Board Kit | ACS880 | 120×85×40 mm | 0.35 kg |
| CBAR-01 3AUA0000039605 | Capacitor Board Kit | ACS800, ACS880 | 150×100×50 mm | 0.45 kg |
| CHPR-01 3AUA0000075456 | Harmonic Filter Board | ACS880 | 160×120×50 mm | 0.50 kg |
| FENA-21 3AUA0000098715 | Ethernet Adapter (PROFINET) | ACS880 | 100×120×30 mm | 0.25 kg |
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|---|---|---|---|---|
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| RETA-01 | Ethernet Adapter (EtherCAT) | Network integration | 100×140×25 mm | 0.25 kg |
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| RPBA-01 | PROFIBUS Adapter | PROFIBUS drive interface | 100×140×25 mm | 0.25 kg |
معلومات الشركة
E-mail: [email protected]
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