Schneider Electric M9F21204 Circuit Breaker
- 4A
- 2 Pole
- DIN Rail
Quantity
Schneider Electric M9F21204 2 Pole Circuit Breaker
New
Quantity
Description
Schneider Electric M9F21204 2 Pole Circuit Breaker
The Schneider Electric M9F21204 is a 2 Pole thermal magnetic molded case circuit breaker with a current rating of 4 Amps and a voltage rating of 240/415/440VAC. It has an interrupting rating of 14kAIC at 240VAC. The M9F21204 has a DIN rail mounting type.
Specifications
| Brand | Schneider Electric |
|---|---|
| Series | Multi9 |
| Amperage | 4A |
| Poles | 2 |
| Mounting Style | DIN Rail |
| Voltage | 240VAC, 480Y/277VAC, 125VDC |
| Phase | 1 |
| AIC Rating | 14kA @ 240VAC, 10kA @ 480Y/277VAC, 10kA @ 125VDC |
| Frame Type | M9F |
|---|---|
| Terminal Type | Screw/Clamp Terminal |
| Trip Technology | Thermal Magnetic |
|---|---|
| Trip Function Code | LI |
| Trip Function | Long-time, Instantaneous |
| Trip Adjustability | Fixed Thermal, Fixed Magnetic |
| Standards | RoHS, REACh |
|---|---|
| Approval | EN/IEC, GB/T, UL, CSA, CCC, UR |
| Temp Rating | -30 to 70 °C |
Product FAQs
7 answersWhat accessories are compatible with the M9F21204 circuit breaker?
This Multi9 C60SP breaker accepts field-installable accessories including OF auxiliary contacts, SD alarm switches, and MX shunt trips. These modules mount directly to the left side of the breaker.
What is the recommended wire size and terminal torque for the M9F21204?
The tunnel terminals accept 18 AWG to 8 AWG copper wire, including rigid, flexible, or flexible with ferrule. The required tightening torque for both the top and bottom terminals is 22.1 lbf-in or 2.5 N.m.
What trip curve does the M9F21204 feature?
This breaker features a B-curve thermal-magnetic trip profile. It is designed to trip instantaneously at 3.2 to 4.8 times the 4A rated current, making it ideal for sensitive equipment with very low inrush currents.
What safety standards does the M9F21204 supplementary protector meet?
It is a UL 1077 recognized supplementary protector and is also certified to IEC/EN 60947-2, CSA C22.2 No. 235, and GB/T 14048.2 standards for global applications.
How much space does the M9F21204 require on a DIN rail?
This 2-pole breaker occupies four 9mm pitches, requiring a total width of 36mm on a standard 35mm DIN rail.
Can the M9F21204 be used in DC applications?
Yes, the Multi9 C60SP series is rated for DC applications. This specific 2-pole breaker can handle up to 125 VDC with a 10 kA interrupting rating under UL 1077.
Are there any alternate part numbers for the M9F21204?
This breaker is sometimes referenced by its EAN or GTIN code 3606481167811, or the cross-reference number 482K48.
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