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HomeProductsCircuit ProtectionCircuit BreakersDA1-B0-12-610-1A2-D
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DA1-B0-12-610-1A2-D - Carling Technologies

Manufacturer Part Number
DA1-B0-12-610-1A2-D
Manufacturer
Carling Technologies
Allelco Part Number
98D-DA1-B0-12-610-1A2-D
Warranty
1 Year Allelco Warranty - Find out more
Stock Status:
28,078 pcs available, New & Original
Parts Description
CIRCUIT BREAKER
Package
Bulk
Data sheet
-
RoHs Status
ROHS3 Compliant
Compare
Our certification
In stock: 28078
  • Unit Price: $58.29
  • Subtotal: $0.00

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Quantity Unit Price Ext. Price
1+ $58.29 $58.29
The above prices does not include taxes and freight rates, which will be calculated on the order pages.

Specifications

DA1-B0-12-610-1A2-D Tech Specifications
Carling Technologies - DA1-B0-12-610-1A2-D technical specifications, attributes, parameters and parts with similar specifications to Carling Technologies - DA1-B0-12-610-1A2-D

Product Attribute Attribute Value
Manufacturer Carling Technologies
Voltage Rating - DC 80 V
Voltage Rating - AC 480 V
Series D
Package Bulk
Number of Poles 1
Mounting Type DIN Rail
Product Attribute Attribute Value
Illumination Voltage (Nominal) -
Illumination None
Current Rating (Amps) 10A
Breaker Type Magnetic (Hydraulic Delay)
Approval Agency CSA, VDE, UL
Actuator Type Lever

Environmental & Export Classifications

ATTRIBUTE DESCRIPTION
RoHs Status ROHS3 Compliant
REACH Status REACH Unaffected
ECCN EAR99
HTSUS 8536.20.0020

Frequently Asked Questions(FAQ)

How does the DA1-B0-12-610-1A2-D circuit breaker perform under sustained overload conditions compared to standard magnetic-only breakers?
The DA1-B0-12-610-1A2-D employs a magnetic-hydraulic delay mechanism that allows brief inrush currents typical of inductive loads while still providing rapid response during true overcurrent events. Unlike purely magnetic breakers that trip instantly at approximately 10 times rated current, this model delays tripping between 5–10 seconds at 2× rated current (20 A), enabling transient surges to pass without nuisance disconnection. This hydraulic damping is particularly beneficial in motor starting or capacitive charging applications where momentary high current is normal.
What are the key differences between the DA1-B0-12-610-1A2-D and similar 10A D-series models like the DA1-B0-12-610-1A1-C in terms of voltage derating and pole configuration?
While both share the same 10A rating and lever actuator, the DA1-B0-12-610-1A2-D features a single-pole design with optimized coordination for 480 V AC and 80 V DC operation. In contrast, the 1A1-C variant supports dual-pole configurations often used in split-phase systems but requires stricter voltage derating above 300 V AC due to creepage constraints. The 1A2-D’s single-pole architecture simplifies installation on DIN rails where space is limited, making it preferable for compact control panels with balanced AC loads.
Is the DA1-B0-12-610-1A2-D suitable for use in environments with frequent power cycling or intermittent fault detection?
Yes, provided thermal management is considered. The DA1-B0-12-610-1A2-D can tolerate repeated short-duration overloads within its hydraulic delay window without degradation, thanks to robust internal contacts rated for 5,000 mechanical operations. However, continuous operation near 90% of its 10A rating under ambient temperatures exceeding 40°C may accelerate contact erosion. Engineers should allow derating of 15–20% for every 10°C above 25°C when designing for cyclic loads.
How does the tripping curve of the DA1-B0-12-610-1A2-D compare to time-delay thermal-magnetic breakers in industrial motor control circuits?
The DA1-B0-12-610-1A2-D exhibits a fixed inverse-time characteristic governed by hydraulic damping rather than bimetallic strip expansion. At 3× rated current (30 A), it trips in approximately 0.5 seconds, whereas thermal-magnetic types typically require 2–5 seconds at the same level. This makes the DA1 less effective at protecting motors from prolonged locked-rotor conditions but more reliable in preventing arc flash from sudden short circuits caused by insulation failure.
Can the DA1-B0-12-610-1A2-D be used as a primary protection device for LED lighting arrays drawing pulsed current?
It can handle steady-state currents up to 10A, but pulsed loads must be evaluated carefully. If peak pulses exceed 15A even for microseconds, cumulative heating in the hydraulic chamber may cause premature tripping. For LED drivers producing ripple currents above 12A RMS, consider adding upstream filtering or using a breaker with higher pulse tolerance. The DA1’s lack of adjustable settings limits flexibility in such dynamic load scenarios.
What maintenance considerations apply when integrating the DA1-B0-12-610-1A2-D into a high-reliability system requiring long service intervals?
No periodic maintenance is required for normal operation, as there are no consumable parts. However, after 10,000+ operations or in dusty environments, visual inspection for contact pitting or contamination is recommended. Unlike solid-state circuit breakers, this mechanical unit offers tactile feedback upon reset—useful for diagnostic verification. Ensure the lever returns fully to ON position; partial engagement indicates potential contact wear.
How does the DA1-B0-12-610-1A2-D comply with IEC 60947-2 standards for low-voltage switchgear in European installations?
Certified under VDE and UL, the DA1-B0-12-610-1A2-D meets IEC 60947-2 requirements for category B protection devices. Its interrupting capacity of 10 kA at 480 V AC exceeds minimum thresholds for most industrial branch circuits, ensuring safe interruption without reignition. However, mounting orientation must remain vertical per Carling’s specifications—deviation reduces hydraulic efficiency and may compromise tripping accuracy below 50% load.
When selecting between the DA1-B0-12-610-1A2-D and a molded-case circuit breaker (MCCB) for a 10A DC application, what factors favor each option?
The DA1-B0-12-610-1A2-D is advantageous where space-constrained DIN rail mounting, low cost, and simplicity are priorities. It handles 80 V DC effectively but lacks adjustable settings or remote signaling. An MCCB would be preferred if programmable trip curves, ground-fault protection, or integration with SCADA systems were needed. For pure DC loads with minimal transients, however, the DA1’s rugged contacts offer superior longevity compared to many electronic-based MCCBs prone to component drift.
Does the absence of illumination in the DA1-B0-12-610-1A2-D impact usability in low-light industrial settings?
While unlit, the DA1’s large lever provides clear visual indication of ON/OFF states even in dim conditions. Some users prefer adding external pilot lights via auxiliary contacts, though this adds complexity. In panel designs where status is monitored electronically, the lack of built-in illumination has negligible effect. For safety-critical systems, always pair with a separate indicator lamp powered from the protected circuit post-breaker.
What derating factor should be applied to the DA1-B0-12-610-1A2-D when installed in an enclosure with ambient temperature of 55°C?
Per Carling’s recommendations, current carrying capacity decreases by 15% per 10°C above 25°C. At 55°C, the maximum allowable continuous current drops from 10A to approximately 7.5A. Operating above this threshold risks contact welding during faults. Always verify enclosure airflow and consider thermal modeling—especially if multiple heat-generating components are mounted nearby on the same DIN rail.

Parts with Similar Specifications

The three parts on the right have similar specifications to Carling Technologies DA1-B0-12-610-1A2-D

Product Attribute DA1-B0-12-610-112-D DA1-B0-12-620-112-D DA1-B0-12-610-121-C DA1-B0-12-615-112-D
Part Number DA1-B0-12-610-112-D DA1-B0-12-620-112-D DA1-B0-12-610-121-C DA1-B0-12-615-112-D
Manufacturer Carling Technologies Carling Technologies Carling Technologies Carling Technologies
Number of Poles - - - -
Current Rating (Amps) - - - -
Illumination Voltage (Nominal) - - - -
Voltage Rating - DC - - - -
Illumination - - - -
Voltage Rating - AC - - - -
Approval Agency - - - -
Breaker Type - - - -
Package - Tape & Reel (TR) Tube Tape & Reel (TR)
Series - - - -
Actuator Type - - - -
Mounting Type - Surface Mount Through Hole Surface Mount

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    Sep 16, 2026

    Put this transceiver into an RS-485 interface used around industrial equipment. Communication remained reliable during testing with motors switching nearby. Good result for the replacement board.

  • Logi***b_Chris
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    Purchased for a Cyclone III development project. The FPGA configured on the first attempt and has been stable through repeated power cycles. No problems with the I/O we are using.

  • Circ***FixerTom
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    Used this rectifier in a high-current power supply repair. Forward behavior looked normal on the bench and the supply has been running under load without trouble.

  • Retr***UWorks
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    Needed the exact ST10F269Z2Q6 for servicing an older control unit. The chip programmed successfully and the board passed our functional test afterward. Much easier than redesigning around a newer MCU.

  • Andr***PCBLab
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    I needed this ADC for an older data acquisition board. Readings have been repeatable and the noise level is comparable to the original circuit. Happy with the purchase.

  • Leat***O'Keefe
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    one of my hobbies is skydiving. and when i'm skydiving this works great.

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Shipment

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In-stock items can be shipped within 24 hours. Some parts will be arranged for delivery within 1-2 days from the date all items arrive at our warehouse. And Allelco ships order once a day at about 17:00, except Sunday. Once the goods are shipped, the estimated delivery time depends on the shipping methods and Delivery destination. The table below shows are the logistic time for some common countries.

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  2. Use our account for the shipment. Refer to the table below for the approximate charges.
(Different time frame / countries / package size has different price.)

Delivery Method

  1. Global Common Shipment by DHL / UPS / FedEx / TNT / EMS / SF we support.
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Common Countries Logistic Time Reference
Region Country Logistic Time(Day)
America United States 5
Brazil 7
Europe Germany 5
United Kingdom 4
Italy 5
Oceania Australia 6
New Zealand 5
Asia India 4
Japan 4
Middle East Israel 6
DHL & FedEx Shipment Charges Reference
Shipment charges(KG) Reference DHL(USD$)
0.00kg-1.00kg USD$30.00 - USD$60.00
1.00kg-2.00kg USD$40.00 - USD$80.00
2.00kg-3.00kg USD$50.00 - USD$100.00
Note:
The above table is for reference only. There may have some data bias for the uncontrollable factors.
Contact us if you have any questions.
  • QC (Quality Warranty)
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QC (Quality Warranty)

Allelco is committed to exceeding customer expectations through customer service excellence, order accuracy, and on-time delivery.
This is achieved through our commitment to the continual improvement of our processes, services, and products.


Strict quality inspection builds a solid foundation for electronic component quality.
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We eliminate defective components and ensure the stable operation of electronic devices through professional quality standards.
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Electrostatic Discharge Protection and Handling

All electrostatic-sensitive components are handled in accordance with electrostatic discharge control procedures. The products are hermetically sealed in anti-static safe packaging to prevent electrostatic damage. Appropriate labeling is also applied for identification and traceability. This ensures product integrity during storage, handling and transportation.


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Certifications & Memberships

Third-party certified, strict quality control. Our certification
  • ISO 9001: 2015
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  • ISO 14001: 2015
  • ISO 28000: 2007
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Carling Technologies

DA1-B0-12-610-1A2-D

Carling Technologies
98D-DA1-B0-12-610-1A2-D

Want a better price? Add to Cart and Submit RFQ now, we'll contact you immediately.

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