ARP090 | Square D ARP Series 90% Rating Plug for Micrologic Circuit Breakers
Square D · Circuit Breakers & Protection
Description The Square D ARP090 is a replacement rating plug designed for use with Square D ARP series Micrologic-equipped circuit breakers. Supporting a 90% continuous current rating up to 4000 amps at 600 VAC, this plug allows precise adjustment of breaker current settings for high-capacity power distribution systems. Technical Specifications Condition New/Never Used Surplus Brand Square D Category Circuit Breaker Accessories Part Number ARP090 Subcategory Rating Plugs Series ARP Type Circuit Breaker Rating Plug Compatible Trip Unit Micrologic Continuous Rating 90% Amperage Range 100–4000 A Maximum Current Setting 4000 A Voltage Rating 600 VAC Application Power Distribution / Switchgear Installation Type Plug-In Weight Approx. 0.5 lb Information About ARP090 The ARP090 is part of Square D’s ARP series of interchangeable rating plugs developed for Micrologic trip units. It is engineered to integrate directly with compatible Square D molded case and power circuit breakers to define the breaker’s long-time current rating. This rating plug supports a wide amperage adjustment range and is intended for high-current industrial and commercial electrical systems. Commonly used in switchgear and large distribution equipment, it enables accurate system coordination and protection configuration. Key Features: ARP Series Compatibility: Designed specifically for Square D ARP series Micrologic trip units. 90% Continuous Rating: Supports continuous operation at 90% of the selected current setting. Up to 4000 Amp Capacity: Suitable for high-current power distribution applications. 600 VAC Rating: Compatible with high-voltage AC electrical systems. Interchangeable Design: Allows field adjustment of breaker current ratings without replacing the breaker. Precision Current Configuration: Ensures accurate long-time protection settings. OEM Square D Component: Maintains proper fit and electrical performance with supported breakers. The ARP090 delivers the reliability and precision required for configuring high-capacity circuit breaker protection in industrial power distribution systems.
Brand: Square D · Category: Circuit Breakers & Protection
Key features
- ARP Series Compatibility: Designed specifically for Square D ARP series Micrologic trip units.
- 90% Continuous Rating: Supports continuous operation at 90% of the selected current setting.
- Up to 4000 Amp Capacity: Suitable for high-current power distribution applications.
- 600 VAC Rating: Compatible with high-voltage AC electrical systems.
- Interchangeable Design: Allows field adjustment of breaker current ratings without replacing the breaker.
- Precision Current Configuration: Ensures accurate long-time protection settings.
- OEM Square D Component: Maintains proper fit and electrical performance with supported breakers.
Specifications
| Manufacturer part number | ARP090 |
|---|---|
| Condition | New/Never Used Surplus |
| Brand | Square D |
| Category | Circuit Breaker Accessories |
| Part Number | ARP090 |
| Subcategory | Rating Plugs |
| Series | ARP |
| Type | Circuit Breaker Rating Plug |
| Compatible Trip Unit | Micrologic |
| Continuous Rating | 90% |
| Amperage Range | 100–4000 A |
| Maximum Current Setting | 4000 A |
| Voltage Rating | 600 VAC |
| Application | Power Distribution / Switchgear |
| Installation Type | Plug-In |
| Weight | Approx. 0.5 lb |
| Product type | Rating Plugs |
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