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Square D BDA160203 Molded Case Circuit Breaker
- 20A
- 1 Pole
- I-Line
Square D
BDA160203
Molded Case Circuit Breaker
Brand
Square D
SKU
BDA160203
Quantity
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Square D BDA160203 - 20A 1 Pole Molded Case Circuit Breaker
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Description
Built for robust power distribution, the Square D BDA160203 is a 1-pole, 20A molded case circuit breaker belonging to the PowerPacT B-Frame series. It provides dependable thermal-magnetic protection with fixed long-time and instantaneous (LI) trip functions. Designed for Square D I-Line panelboards, this breaker features a factory-configured Phase B plug-on connection. With an interrupting rating of 25kA at 240VAC, it handles demanding environments and includes a Visi-Trip indicator.Specifications
| Brand | Square D |
|---|---|
| Series | BDA |
| Amperage | 20A |
| Poles | 1 |
| Mounting Style | I-Line |
| Voltage | 208Y/120VAC, 240VAC, 480Y/277VAC, 600Y/347VAC, 125VDC |
| Phase | 1 |
| AIC Rating | 25kA @ 208Y/120VAC, 25kA @ 240VAC, 18kA @ 480Y/277VAC, 14kA @ 600Y/347VAC, 10kA @ 125VDC |
| Frame Type | B |
|---|---|
| Terminal Type | Lugs |
| For Use With | Square D I-Line Panelboards and Switchboards |
| Wire Gauge | 14 AWG-2/0 AWG (Al/Cu) |
| Max Wire | 2/0 AWG |
| Min Wire | 14 AWG |
| Trip Technology | Thermal Magnetic |
|---|---|
| Trip Function Code | LI |
| Trip Function | Long-Time, Instantaneous |
| Trip Adjustability | Fixed Thermal, Fixed Magnetic |
| Available Options | Shunt Trip, Auxiliary Switch, Undervoltage Release, Alarm Switch, Padlock Attachment, Rotary Handle, Motor Operator |
|---|---|
| Accessories | Factory-configured for B-Phase connection |
| Standards | CSA C22.2 No. 5, EN/IEC 60947-2, GB 14048.2, NEMA AB 1, NMX J-266, UL 489 |
| Approval | CCC, CE, CSA, EAC, IEC, NOM, UL |
| Temp Rating | -25C to 70C |
| Construction Features | HACR Rated |
Product FAQs
8 answersWhat panelboards are compatible with the BDA160203 circuit breaker?
This breaker is designed exclusively for Square D I-Line panelboards and switchboards. It features a plug-on jaw connection that mounts directly to the I-Line busbar.
Can I use the PowerPacT BDA160203 to replace older Square D FA series breakers?
Yes, the PowerPacT B-frame series is the direct replacement for legacy FA and FH series molded case circuit breakers. It maintains the same mounting space dimensions in I-Line panelboards to allow for easy retrofitting.
How does the BDA160203 mount into the panel?
It utilizes the Square D I-Line mounting system. The line side features a shrouded plug-on jaw that connects directly to the panelboard bus, while the load side uses a standard mechanical lug.
What wire sizes are accepted by the load side lug on this breaker?
The factory-installed load lug accepts aluminum or copper conductors ranging from 14 AWG to 2/0 AWG.
Does the BDA160203 require a specific phase connection?
Yes. Because it is a 1-pole I-Line breaker, it is factory-configured to connect to a specific phase on the panelboard busbar. The last digit of the catalog number indicates the phase connection.
What does the D in the BDA160203 catalog number signify?
The D indicates the interrupting rating level within the PowerPacT B-frame family. For this breaker, it provides a 14 kA interrupting rating at 600Y/347VAC and 25 kA at 240VAC.
Is this breaker suitable for use in DC circuits?
Yes, the BDA160203 is rated for use in DC applications up to 125VDC, with an interrupting rating of 10 kA.
Does this breaker include a trip indicator?
Yes, the breaker handle features three positions: ON, OFF, and a center TRIPPED position. This provides clear visual indication when the breaker has tripped due to an overcurrent or short circuit event.
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