TDK Epcos B722 Metal Oxide Varistor, 510V ac, 190J
TDK Epcos B722 metal oxide varistor, 510V ac, 190J peak energy. Ideal for industrial & safety circuit protection against transient voltage spikes.
The TDK Epcos B722 StandarD Series metal oxide varistors are round-shaped, radial-leaded components designed to provide reliable circuit protection. These voltage-dependent varistors act as control or compensation elements, ensuring optimal operating conditions or safeguarding sensitive circuitry against excessive transient voltage spikes.
Featuring a robust design, they offer high surge current ratings up to 8kA and a peak energy range from 0.3J to 410J. With a wide operating voltage range from 11VRMS to 1100VRMS, they are versatile enough for various industrial and safety applications. The components are UL94V-0 rated flame retardant and feature an epoxy resin coating for enhanced durability.
Key Specifications
- Voltage Rating: 510V ac / 670V dc
- Clamping Voltage: 1.355kV
- Peak Surge Current (8/20µs): 6.5kA
- Peak Energy (10/1000µs): 190J
- Varistor Voltage Tolerance: ±10% and ±5%
- Endurance: 1000h at 85°C
- Operating Temperature: -40°C to 85°C
Approved by UL, CSA, VDE, CQC, and IEC, the TDK Epcos B722 varistor guarantees high performance and safety standards for demanding environments.
- Industrial applications
- Safety applications
- Circuit protection against excessive transient voltages
- Control or compensation elements in circuits
- Series: B722 StandarD
- Varistor Case Style: Disc 20mm
- Voltage Rating (AC): 510V
- Voltage Rating (DC): 670V
- Clamping Voltage (Max): 1.355kV
- Peak Surge Current (8/20µs): 6.5kA
- Peak Energy (10/1000µs): 190J
- Varistor Voltage Tolerance: ±10% and ±5%
- Flame Retardant Rating: UL94V-0
- Coating: Epoxy resin
- Operating Temperature Range: -40°C to 85°C
- Endurance: 1000h at 85°C
- Approvals: UL, CSA, VDE, CQC (S05/07, S10/S14, S20), IEC
- Weight: 8 grams
- Height: 43 mm
- Width: 33 mm
- Depth: 15 mm
- Voltage Rating VDC: 670V
- Product Range: StandarD
- Clamping Voltage Vc Max: 1.355kV
- Varistor Type: Metal Oxide Varistor (MOV)
- Operating Temperature Min: -40°C
- Operating Temperature Max: 85°C
- Peak Energy (10/1000uS): 190J
- SVHC: No SVHC (25-Jun-2025)
Documents
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