Contactor AC ABB A185-30-11-80

Comanda nr.: 1SFL491001R8011，Cod HS: 85364900

✅ Explicația codului modelului

A185: Dimensiunea cadrului, AC-3 rated current 185A @400V

30: 3 normally open main poles, 0 normally closed main poles (3-pol)

11: Auxiliar contacts 1NO + 1NC

80: Coil code → AC220~230V 50Hz / AC230~240V 60Hz

✅ Key Electrical Parameters

Main circuit rated voltage: 690V (IEC), UL 600V

AC-3 (Sarcina motorului):

380/400V: 185O, for 90kW motor

690V: 170O, for 132kW motor

AC-1 (Sarcină rezistivă): 275A @690V (40℃)

Curentul termic convențional Ith: 275O

Tensiunea de izolație Ui: 1000V; Tensiune de rezistență la impuls Uimp: 8kV

Durata de viata mecanica: 5 milioane de operațiuni; Durata de viata electrica AC-3: max 300 operațiuni/oră

Curent de scurtă durată: 2000A for 1s; 1500A for 10s

✅ Coil Parameters (220VAC)

Inrush power: 550VA (50Hz) / 600VA (60Hz)

Sealed holding power: 35VA (50Hz) / 40VA (60Hz), holding power consumption 12.5W

Coil operating range: 0.85~1.1×Uc, max ambient temperature 70℃

✅ Wiring & Dimensiuni

Main circuit copper cable: 6~185mm²; Aluminium cable 25~150mm²; Wiring torque 18N·m

Dimensiunea de ansamblu: W111.5 × D160 × H196 mm, Net weight 2.9kg

Protecţie: Coil terminals IP20, main terminals IP00

✅ Replacement Information (Important)

A185 belongs to the old A series, întreruptă; Direct upgrade replacement model: AX185-30-11-80 (seria AX, same rating, same coil, drop-in replacement)

✅ Optional Accessories

Releu termic de suprasarcina: TA200DU (for 185A range)

Blocuri de contact auxiliare: CA5, CAL5 series

Surge suppressor, interblocare mecanică, barieră de fază, terminal protective cover

Comparaţie: ABB A185-30-11-80 VS AX185-30-11-80

Sufix -80 same definition: AC220~230V 50Hz / AC230~240V 60Hz; Mounting hole position, main terminal layout and auxiliary contact definition are fully compatible, direct on-site replacement

⚠️ Critical Replacement Notes

1. Motor load AC-3 (90kW): No impact, înlocuire directă
2. Long-term AC-1 resistive load near 250A: Evaluate carefully; A185 Ith=275A provides larger margin
3. Circuit voltage >690V: AX is not suitable, cannot replace
4. Extra 2.3mm depth: Check clearance if contactor is fitted tight against cable trunking or door plate
5. Strategia pieselor de schimb: New projects specify AX185 only; A185 only for emergency maintenance with existing stock
6. This list applies to Axxx-30-11-80 (3-pol, built-in 1NO+1NC auxiliary, bobină AC220V, discontinued old A series); sufix -80 = 220VAC coil
7. AX replacement: AXxxx-30-11-80, official direct upgrade for A series
8. Comparison basis: AC-3 @400V motor duty; 220bobina V, built-in 1NO+1NC for Schneider LC1D and Siemens 3RT5/3RT6
9. Nota: Only electrical equivalent rating, not mechanically interchangeable; orificii de montare, busbar and accessories are not compatible; HS code unified 85364900
10. ABB Old A Series Contactor List (Întrerupt, 30-11-80, 220VAC)

Remarcă: A series also includes A370, A400, A500 larger frames, rarely used for general projects. A series is different from AF series (AF = wide-voltage coil type, not included here)

2. Cross-Brand Equivalent Rating Table (AC-3 400V, 220bobina V, built-in 1NO+1NC)

3. Important Replacement Reminders
4. A → AX is the only drop-in compatible upgrade: Same mounting pitch, terminal layout and auxiliary contact logic; no busbar modification required
5. Schneider LC1D and Siemens 3RT5: Only electrical equivalent, not mechanically interchangeable. DIN rail, orificii de montare, terminal spacing and thermal relay interfaces are incompatible
6. Coil code rules (common for A & TOPOR):

80: AC220~230V 50Hz / 230~240V 60Hz

84: AC110~120V

83: AC48V

85: AC380~400V

4. If you need other coil voltages (de ex. -84 for 110V), I can export a full list with -84 numere de piese
5. Thermal relays: TA series is ABB dedicated. Schneider LRD and Siemens 3RU cannot clip directly onto A / AX contactors

Old ABB A series: Larger contact margin, rezistență mai mare la scurtcircuit, rated up to 1000V insulation; suitable for heavy duty, AC-4 frequent reversing, high voltage and high-reliability legacy equipment. Drawbacks: întreruptă, scarce stock, higher coil noise, shrinking accessory ecosystem.

Schneider LC1D (TeSys D): Rich accessory portfolio, wide coil options, stable stock, cost competitive. Optimized for standard AC-3 motor duty, OEM mass production, HVAC, elevators and standardized automation projects. Lower overload margin for extreme heavy shock loads.

Application Scenario Difference between Old ABB A series and Schneider LC1D

✅ Preferred applications for Old ABB A series

1. Repara & overhaul of legacy original panels (old ABB packaged cabinets, large air compressors, extrudere, hârtie & metallurgy lines; drawing specification locked to A series, no busbar / cabinet modification allowed)
2. AC-4 frequent reversing, jogging, heavy shock loads: palanele, macarale, concasoare, roller tables, extruder main motors. Thicker silver contacts, higher thermal margin and superior 1s short-time withstand against current surges.
3. 690V motor circuits, high-power fans/pumps, high AC-1 resistive loads: Ui=1000V, higher Ith rating, suitable for continuous full resistive loading such as heating elements, furnace banks and bus transfer.
4. Process-critical equipment requiring high short-circuit withstand and Type 2 coordination: Production lines where contact welding is unacceptable.
5. Integrated ABB motor control packages: Matched with ABB MCB, Tmax MCCB and TA thermal relays for factory-tested protection coordination.

❌ Not recommended for A series

Proiecte noi, mass OEM, tight budget, heavy custom accessory requirements, stable lead time demand. A series is discontinued with rising premium and shrinking stock.

Weakness: Audible coil noise relatively high; fewer accessory choices vs LC1D; large frame stock volatile.

✅ Preferred applications for Schneider LC1D (TeSys D)

1. Proiecte noi, OEM batch equipment, standard control cabinets: Conveyor lines, utilaje de ambalare, general fans & pompe, HVAC chillers. Good versatility, stable supply and favorable bulk pricing.
2. Elevator, crane auxiliary circuits, door motors, frână & star-point control: Mature industry adoption, abundant auxiliary contacts, interblocări mecanice, timer blocks and mirror NC contacts.
3. Solutions requiring complex accessory combinations: Interblocare mecanică, pneumatic timer, supresor de supratensiune, extra auxiliary blocks, reversing contactor sets and star-delta modules. TeSys D has the broadest accessory range among the three brands.
4. Wide coil selection demand: AC24V, DC24V, DC110V, wide voltage coils, ideal for direct PLC DC output driving.
5. Export equipment with multi-certification requirements: UL, CSA, marine approvals widely available.
6. Standard AC-3 duty, operation frequency ≤300 times/hour, without frequent jogging or heavy surges for general motors.

❌ Not recommended for LC1D

Continuous operation above 690V

High-frequency AC-4 heavy duty with repeated current surges (lower contact margin than old A series at same rating)

Direct replacement into legacy ABB cabinets (requires rework of mounting, busbars and thermal relay interface)

Tabel de comparație

Ghid de selecție rapidă

Old ABB cabinet repair, crane/crusher frequent reversing, 690V motor, no busbar change → Prefer A stock or AX

New cabinet, mass OEM, elevator/HVAC, reversing/star-delta, budget focus, stable supply → LC1D

Heavy shock loads and long-term stocking: Avoid A on new projects; choose AX. LC1D if budget limited and margin acceptable.

Important distinction: AX is the compatible upgrade for A (aceeași amprentă, conservative performance de-rating). LC1D is only electrically equivalent, not mechanically interchangeable.

I can provide AC-4 derating margin recommendation for A, AX and LC1D if you require.