- General Purpose Relays Items
- sku: 15685066281328983
- WESTINGHOUSE 6668D37A22A
6668D37A22A WESTINGHOUSE Abb Kab Bus Differential Relay Ics
| Brand | WESTINGHOUSE |
|---|---|
| Manufacturer Part Number | 6668D37A22A |
| Maximum Amperage | 200 A |
| Coil Voltage | 75-200 V |
| Current Rating | 3-48 A |
| Current Type | AC/DC |
| Type | HIGH IMPEDANCE BUS DIFFERENTIAL PROTECTION RELAY |
| Contact Material | SILVER |
| Application | ELECTRICAL WIRING, INDUSTRIAL |
Review WESTINGHOUSE Abb Kab Bus Differential Relay 87b Ics 3-48a
The Westinghouse 6668D37A22A ABB KAB Bus Differential Relay 87B ICS is a high-performance protective device designed for use in power systems applications. This relay is part of the 75-200V, 3-48A current range and is specifically engineered to provide reliable protection against overcurrent conditions in power distribution systems.
The Westinghouse 87B ICS Differential Relay is a bus protection relay, which means it is designed to protect the bus bars in an electrical power distribution system from overloading or short-circuiting. This relay operates on the principle of current differential protection, which compares the current flowing in one direction with the current flowing in the opposite direction. Any significant difference in current flow indicates a fault condition, and the relay will trip to disconnect the faulty circuit from the power source.
This Westinghouse relay is designed with advanced features to ensure maximum reliability and accuracy in protective relaying applications. It is equipped with an Intelligent Protection System (IPS), which allows for advanced diagnostic capabilities and self-testing functions. The IPS also enables the relay to communicate with other protective devices in the power system, providing enhanced coordination and fault identification capabilities.
The Westinghouse 6668D37A22A ABB KAB Bus Differential Relay 87B ICS is designed with a robust construction to ensure long-lasting performance in harsh electrical environments. It features a compact and lightweight design, making it easy to install and maintain. The relay is also designed with a high degree of immunity to electromagnetic interference, ensuring reliable operation even in the presence of strong electromagnetic fields.
In summary, the Westinghouse 6668D37A22A ABB KAB Bus Differential Relay 87B ICS is a high-performance protective device designed for use in power systems applications. It is a bus protection relay that operates on the principle of current differential protection and is designed to provide reliable protection against overcurrent conditions in power distribution systems. The relay features advanced diagnostic capabilities, self-testing functions, and a robust construction, making it an ideal choice for applications where reliable and accurate protective relaying is essential.
The Westinghouse 6668D37A22A ABB KAB Bus Differential Relay 87B ICS 75-220V 3-48A is a protective relay used in electrical power systems to detect and isolate faults. This type of relay is crucial for ensuring the safety and reliability of the power system. Here are some pros and cons of buying this specific model:
Pros:1. High Protective Capability: This relay offers excellent protective capabilities, ensuring that faults in the power system are quickly detected and isolated.
2. Versatile Application: This relay can be used in various applications, including power generation, transmission, and distribution systems, making it a versatile option.
3. Robust Design: The relay is built with high-quality components and has a robust design, ensuring long-lasting performance.
4. Wide Operating Range: The relay can operate over a wide voltage range, making it suitable for use in various power systems.
5. Easy Installation: The relay comes with a user-friendly design, making it easy to install and commission.
Cons:1. High Cost: The Westinghouse 6668D37A22A ABB KAB Bus Differential Relay 87B ICS 75-220V 3-48A is a high-end relay and comes with a correspondingly high price tag.
2. Complex Configuration: The relay has a complex configuration, requiring specialized knowledge and experience to program and configure properly.
3. Limited Capacity: The relay has a limited capacity compared to some other models, making it unsuitable for large power systems.
In conclusion, the Westinghouse 6668D37A22A ABB KAB Bus Differential Relay 87B ICS 75-220V 3-48A is an excellent option for those who require a reliable and versatile protective relay for medium-sized power systems. Its high protective capability, robust design, and wide operating range make it a popular choice among electrical engineers and power system operators. However, its high cost and complex configuration may be a deterrent for some buyers.
Recommendation:If you are looking for a reliable and versatile protective relay for medium-sized power systems and have the budget for it, then the Westinghouse 6668D37A22A ABB KAB Bus Differential Relay 87B ICS 75-220V 3-48A is an excellent choice. However, if you are on a tight budget or require a relay with a higher capacity, then you may want to consider other options in the market.
Details:
Removed from a working spare/backup system not field abused. Condition: new surplus / very clean condition. Includes: relay unit as shown. Abb / Westinghouse type kab bus differential relay.
Function: 87b high impedance bus protection. All terminal blades intact. Internal components appear intact and well-maintained. Style: 6668D37A22A.
Targets, contacts, and mechanisms move freely. Becoming harder to source in clean condition. Ideal for utilities, industrial substations, or legacy protection systems. No missing components observed.
No visible damage or corrosion. Specifications: over voltage unit: 75 200 volts . Frequency: 60 Hz. This is a clean abb kab relay used for high-impedance bus differential protection schemes.
These relays are commonly found in legacy substation applications and still demand for maintenance, retrofit, spare use. Notes: this is a high-impedance differential relay, not standard over current unit.
specifications genpurrelays:
- brand: Westinghouse
- mpn: 6668d37a22a
- maximum amperage: 200 A
- coil voltage: 75-200 V
- current rating: 3-48 A
- current type: Ac/dc
- type: High Impedance Bus Differential Protection Relay
- contact material: Silver
- application: Electrical Wiring, Industrial
seller genpurrelays:
- city: greenwell springs, louisiana
- rating: 99.1%
- # reviews: 137
general genpurrelays:
- category: Business & Industrial > Electrical Equipment Supplies > General Purpose Relays
returns genpurrelays:
- policy: no returns
offer genpurrelays:
- options: ship-to-home
- availability: in stock
- price: $1249.00
- item condition: New – Open box
- started: march 30, 2026
- in stock #: 1
- sold #: 12
- best offers: true
payments genpurrelays:
- other
- wallet: google-pay
- credit card: discover
shipping genpurrelays:
- service: usps ground advantage, ups next day air saver
- carrier: usps, ups
- class: standard, one-day
- type: calculated
- transit: 5-9 days
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