Siemens SJD69400H Molded Case Circuit Breaker
- 400A
- 3 Pole
- Unit Mount
Siemens
SJD69400H
Molded Case Circuit Breaker
Brand
Siemens
SKU
SJD69400H
Quantity
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Siemens SJD69400H - 400A 3 Pole Molded Case Circuit Breaker
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400A 3 Pole Molded Case Circuit Breaker
400A 3 Pole Molded Case Circuit Breaker
Description
Designed to maximize power utilization, the Siemens SJD69400H is a 100% rated, 3-pole, 400A molded case circuit breaker. It is equipped with a Sensitrip III electronic trip unit that delivers adjustable LI protection, ensuring accurate coordination over thermal-magnetic alternatives. This JD Frame MCCB mounts into Siemens Sentron panelboards and motor control centers for continuous-duty applications. For future panel upgrades, it can be replaced by the 3VA Series using a retrofit kit.Specifications
| Brand | Siemens |
|---|---|
| Part Number | SJD69400H |
| Series | SJD6 |
| Amperage | 400A |
| Poles | 3 |
| Mounting Style | Unit Mount |
| Voltage | 240VAC, 480VAC, 600VAC |
| Phase | 3 |
| AIC Rating | 65kA @ 240VAC, 35kA @ 480VAC, 25kA @ 600VAC |
| Amperage Range | 80-400A |
|---|
| Frame Type | SJD |
|---|---|
| Terminal Type | Lugs |
| For Use With | Siemens Sentron Panelboards, Switchboards, Motor Control Centers |
| Wire Gauge | 3/0 AWG - 500 kcmil |
| Max Wire | 500 kcmil |
| Min Wire | 3/0 AWG |
| Trip Technology | Electronic Trip |
|---|---|
| Trip Function Code | LI |
| Trip Function | Long-Time, Instantaneous |
| Trip Adjustability | Adjustable |
| Available Options | Shunt Trip, Auxiliary Switch, Alarm Switch, Undervoltage Release |
|---|---|
| Accessories | Lugs Not Included |
| Standards | CSA C22.2 No. 5, IEC 60947-2, UL 489 |
| Approval | CSA, IEC, UL |
| Temp Rating | 40C |
| Construction Features | 100% Rated, HACR Rated, Reverse Feed, Non-Interchangeable Trip, True RMS Sensing |
Product FAQs
5 answersWhat equipment is compatible with the SJD69400H circuit breaker?
This JD frame breaker is designed for installation in Siemens Sentron panelboards, switchboards, and motor control centers.
What does the LI trip function on the SJD69400H indicate?
The LI designation means the breaker is equipped with a Sensitrip III solid-state electronic trip unit that provides adjustable Long-Time and Instantaneous overcurrent protection.
What is the difference between Siemens JD6 and SJD6 circuit breakers?
JD6 breakers feature traditional thermal-magnetic trip units, whereas SJD6 breakers utilize solid-state electronic trip units for more precise and adjustable protection.
Is the SJD69400H suitable for reverse connection applications?
Yes, standard Siemens SJD6 frame circuit breakers are acceptable for reverse feed applications.
What wire sizes are supported by the standard lugs for this frame?
When equipped with standard TA2J6500 lugs, this breaker accepts two 3/0 AWG to 500 kcmil copper or aluminum conductors per phase.
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