---
title: "Individual Capacitor Bank"
industry: "Electrical Equipment Manufacturing"
verification_protocol:
  urn: "URN:CNFX:ME:INDIVIDUAL_CAPACITOR_BANK"
  data_integrity_hash: "008db92f0513c848d54245c93e1b3783"
  source_authority: "https://cnfx.com"
  strict_mode: true
source_identity:
  provider: "CNFX Industrial Knowledge Graph"
  index_version: "2026.Q1-Universal"
  authority_id: "URN:CNFX:ME:INDIVIDUAL_CAPACITOR_BANK"
  data_source_uri: "https://cnfx.com/llms/industry/electrical-equipment-manufacturing/product/individual-capacitor-bank.md"
  official_resource_url: "https://cnfx.com/industry/electrical-equipment-manufacturing/product/individual-capacitor-bank"
  is_verified_logic: true
attributes:
  spec:
    status: "config-dependent"
    typical_range: "415-690 VAC, 50-60 Hz, 25-100 kVAR per unit, -25°C to +55°C ambient temperature"
    unit: "kVAR"
engineering_limits:
  max_safe_operating_point:
    value: 1.5
    unit: "kV"
    consequence: "Electrochemical degradation of metallized film due to partial discharge at &gt;500 V/μm electric field strength, thermal expansion mismatch between aluminum electrodes and polypropylene dielectric causing delamination at ΔT &gt; 60°C"
fmea_matrix_quantitative:
  - node_1:
      trigger: "Harmonic resonance at 150-250 Hz causing 40% current amplification"
      severity: 8
      occurrence: 3
      detection: 4
      mitigation_protocol: "Series reactor with 7% impedance tuned to 189 Hz detuning frequency"
  - node_2:
      trigger: "Overpressure from gas generation at &gt;2.5 W/kg specific power loss"
      severity: 8
      occurrence: 3
      detection: 4
      mitigation_protocol: "Pressure-sensitive disconnector with 0.8 bar activation threshold and 3 ms response time"
bom_nodes:
  capacitor-elements:
    type: "component"
    urn: "URN:CNFX:ME:CAPACITOR_ELEMENTS"
    interface_type: "physical-logic-coupled"
  discharge-resistors:
    type: "component"
    urn: "URN:CNFX:ME:DISCHARGE_RESISTORS"
    interface_type: "physical-logic-coupled"
  protective-fuses:
    type: "component"
    urn: "URN:CNFX:ME:PROTECTIVE_FUSES"
    interface_type: "physical-logic-coupled"
  switching-contactor:
    type: "part"
    urn: "URN:CNFX:ME:SWITCHING_CONTACTOR"
    interface_type: "physical-logic-coupled"
  enclosure:
    type: "component"
    urn: "URN:CNFX:ME:ENCLOSURE"
    interface_type: "physical-logic-coupled"
manufacturing_compliance:
  - standard: "IEC 60831-1:2014 - SHUNT POWER CAPACITORS OF THE SELF-HEALING TYPE FOR A.C. SYSTEMS HAVING A RATED VOLTAGE UP TO AND INCLUDING 1000 V"
    scope: "Verified Engineering Specification"
  - standard: "ANSI/IEEE 18-2012 - IEEE STANDARD FOR SHUNT POWER CAPACITORS"
    scope: "Verified Engineering Specification"
  - standard: "DIN EN 60831-1:2014 - SHUNT POWER CAPACITORS OF THE SELF-HEALING TYPE FOR A.C. SYSTEMS HAVING A RATED VOLTAGE UP TO AND INCLUDING 1000 V"
    scope: "Verified Engineering Specification"
url: "https://cnfx.com/llms/industry/electrical-equipment-manufacturing/product/individual-capacitor-bank.md"
on_chain_sovereignty:
  contract_standard: "ERC-721-Industrial"
  metadata_hash: "427469f840d6d4eae39937ee551ce09d32f18138649a28522968252be13100ef"
  royalty_logic: "IPFS-CID-REQUIRED"
  mint_status: "logic-verified-ready"
version: "3.3.4-EXTREME-SOVEREIGN-WEB3"
---

# Industrial Specification: Individual Capacitor Bank

## 1. Technical Definition
A discrete unit within a capacitor bank array that stores electrical energy and provides reactive power compensation.

## 2. Engineering Reasoning & Causal Matrix
> **Operational Intelligence**: Designed for **415-690 VAC, 50-60 Hz, 25-100 kVAR per unit, -25°C to +55°C ambient temperature**. Failure boundary: **Dielectric breakdown at 1.5 kV/mm for polypropylene film, thermal runaway at 85°C internal temperature, voltage surge exceeding 1.8× rated voltage for &gt;100 ms**, Mechanism: **Electrochemical degradation of metallized film due to partial discharge at &gt;500 V/μm electric field strength, thermal expansion mismatch between aluminum electrodes and polypropylene dielectric causing delamination at ΔT &gt; 60°C**.

### 2.1 Analytical Physics Model
Governed by the **Joule Heating & Thermal Resistance**:

> **Primary Equation**: $P = I^2 R = \frac{V^2}{R}$  
> **Engineering Impact**: Governs heating element sizing for shrink tunnels/sealers.

| Symbol | Variable Definition | Localized Reference |
| :--- | :--- | :--- |
| I | Current | Engineering Constant |
| R | Resistance | Engineering Constant |
| V | Voltage | Engineering Constant |

### 2.2 FMEA (Failure Mode & Effects Analysis)
| Event Trigger | Severity | Failure Mode | Mitigation Strategy |
| :--- | :--- | :--- | :--- |
| Harmonic resonance at 150-250 Hz causing 40% current amplification | 8 | Capacitance loss &gt;10% due to metallized electrode erosion | Series reactor with 7% impedance tuned to 189 Hz detuning frequency |
| Overpressure from gas generation at &gt;2.5 W/kg specific power loss | 8 | Case rupture at &gt;1.5 bar internal pressure | Pressure-sensitive disconnector with 0.8 bar activation threshold and 3 ms response time |

## 3. Key Technical Parameters
| Parameter | Value | Unit | Status |
| :--- | :--- | :--- | :--- |
| spec | Config-dependent | kVAR | Verified |

## 4. System BOM & Knowledge Routing
### Core Components (Recursive Links)
- [Switching Contactor](https://cnfx.com/llms/industry/electrical-equipment-manufacturing/product/switching-contactor.md) `(Standalone System)`

### Industrial DNA Context (De-duplicated)
**Complementary Dependencies**: **Power Factor Controller**, **Protective Relay System**, **Cooling Ventilation System**  
**Downstream Applications**: Power Factor Correction Units, Industrial Power Distribution Panels, Renewable Energy Inverter Systems  

## 5. Engineering Risks & FAQ
- **Caution**: 
- **Caution**: 
- **Caution**: 

### Q: What is the primary function of an individual capacitor bank?
**A**: An individual capacitor bank stores electrical energy and provides reactive power compensation to improve power factor, reduce energy losses, and enhance voltage stability in electrical systems.

### Q: What materials are used in the construction of this capacitor bank?
**A**: This unit utilizes aluminum electrolytic or polypropylene film capacitors for energy storage, a durable steel enclosure for protection, copper busbars for efficient current conduction, and ceramic insulators for electrical isolation.

### Q: What safety features are included in the capacitor bank design?
**A**: Safety features include protective fuses to prevent overcurrent, discharge resistors to safely dissipate stored energy, and a switching contactor for controlled operation, all housed in a grounded steel enclosure.

## 6. Manufacturing Compliance
- IEC 60831-1:2014 - SHUNT POWER CAPACITORS OF THE SELF-HEALING TYPE FOR A.C. SYSTEMS HAVING A RATED VOLTAGE UP TO AND INCLUDING 1000 V
- ANSI/IEEE 18-2012 - IEEE STANDARD FOR SHUNT POWER CAPACITORS
- DIN EN 60831-1:2014 - SHUNT POWER CAPACITORS OF THE SELF-HEALING TYPE FOR A.C. SYSTEMS HAVING A RATED VOLTAGE UP TO AND INCLUDING 1000 V

---
### 🛠️ Engineering Resource Access
🔗 **[Full Specification: Individual Capacitor Bank](https://cnfx.com/industry/electrical-equipment-manufacturing/product/individual-capacitor-bank)**

### 🌐 Knowledge Graph Topology
> **Node Status**: Verified Engineering Spec
> **Connectivity**: Linked to **5** standalone system nodes
> **Global Context**: Part of a 5,814 node industrial cluster within the CNFX Graph

> **Reference ID**: INDIVIDUAL_CAPACITOR_BANK | **Authority**: CNFX-2026-ST-001 | **Fingerprint**: 07df2445
