Standard designation: E3H 3200 R3200 PR123/P-LSIG an întrerupător de circuit de aer from ABB’s SACE EMAX series, frame size E3H.
| Segmentul de model | Descriere |
| E3H | Frame designation (E3 = 3200A frame, H = high breaking capacity) |
| 3200 | Curent nominal de cadru (3200O) |
| R3200 | Curentul nominal al unității de declanșare (3200O) |
| PR123/P | Unitate de declanșare inteligentă (PR123/P is high-end type with LCD display) |
| LSIG | Protection configuration (L=overload, S=short-time delay, I=instantaneous, G=ground fault) |
| -P | Tip de montare (P = withdrawable, F = fixed) |
Cod global de comandă: 1SDA060849R1 (retrasabil) / 1SDA056503R1 (fix)
Trade Description: ABB SACE EMAX E3H 3200A 3P/4P LSIG Intelligent Air Circuit Breaker
- Specificații tehnice cheie
| Articol | Valoare | Note |
| Dimensiunea cadrului | E3 (3200O) | Max rated current up to 3200A |
| Curent nominal de funcționare (În) | 3200O | With PR123/P-LSIG trip unit |
| Tensiune nominală de izolație (Ui) | 1000V și | 50/60Hz, sistem trifazat |
| Tensiune nominală de rezistență la impuls | 1000V | Conform IEC 60947-2 |
| Ultimate Short-Circuit Breaking Capacity (Icu) | 100kA @ 415V AC | Rupere mare, arc-free design |
| Service Short-Circuit Breaking Capacity (Ics) | 100kA @ 415V AC (100% Icu) | Full selective protection |
| Funcții de protecție | 4-step LSIG protection | L, S, eu, G as defined above |
| Tip unitate de deplasare | PR123/P | LCD display, programabil, înregistrarea evenimentelor |
| Montare | Retras (P) / Fix (F) | Withdrawable allows hot-swap maintenance |
| Polonii | 3P or 4P | 4P includes neutral pole protection |
| Conexiune | Rear horizontal (HR) / Front horizontal (FR) / Vertical (V) | Flexible panel integration |
| Rezistenta mecanica | 20,000 operațiuni | High-reliability design |
| Rezistenta electrica | 2,000 operațiuni (at rated short-circuit) | Conform IEC 60947-2 |
| Dimensiuni | 432×396.5×461mm (retrasabil) | Compact footprint |
| Greutate | Aproximativ. 85kg (retrasabil) | Configurație standard |
| Protecție la intrare | IP30 | Dust-resistant, suitable for switchgear |
| Tensiune de rezistență la impuls | 12kV | Izolație ridicată pentru medii industriale |
| Temperatura de operare | -25°C până la +70°C | Wide-temperature design |
| Tensiune de control | 220V AC/DC (standard) | Optional 110V/24V AC/DC |
- Aplicații
This breaker is widely used in industrial and building power distribution systems:
- Industrial Main Distribution: Main incomers, substation LV sections, centre mari de control motor (MCC)
- Clădiri Comerciale: Main switchboards in shopping malls, hoteluri, hospitals for critical loads
- Centre de date: UPS I/O, server room main distribution, high-reliability protection
- Energie regenerabilă: PV inverters, wind turbine converters, suitable for high-harmonic environments
- Infrastructură: Metro, aeroporturi, porturi, withstands frequent operation and harsh conditions
- Echipament OEM: Large industrial furnaces, laminoare, marine electrical systems
- Caracteristici cheie
Intelligent Protection: PR123/P-LSIG 4-step protection with precise selectivity to minimize outages
Fiabilitate ridicată: 100kA capacitate de rupere, arc-free design for personnel and equipment safety
Flexible Configuration: Withdrawable/fixed, 3P/4P, multiple terminations for various installations
Smart Monitoring: LCD real-time display, event logging for diagnostics and preventive maintenance
Extensibilitate: Supports PR120/V (voltage monitoring), PR120/K (load control), PR120/D (directional protection)
Comunicare: Opțional Modbus, Profibus, Ethernet/IP for IIoT integration
Eco-certified: RoHS and REACh compliant, consum redus de energie (<50W control circuit)
- Detailed Protection Functions (PR123/P-LSIG)
| Protecţie | Descriere | Adjustable Range | Aplicație |
| Supraîncărcare (L) | timp invers, prevents overheating | 0.4–1.0In, 0.1–60s | Motoare, transformatoare, cables |
| Short-Time Delay (S) | Definite/inverse time for selectivity | 2-10 in, 0.05–3s | Cascaded distribution, no upstream tripping |
| Instantaneu (eu) | No-delay trip for severe faults | 5–20In | Emergency short-circuit protection |
| Ground Fault (G) | Detects earth current, shock/fire prevention | 0.2–0.8In, 0.1–1s | Personnel and insulation safety |
| Phase Unbalance (U) | Monitors phase current difference | 10%–50% unbalance | Three-phase motor protection |
| Subtensiune (UV) | Detects voltage drop | 60%–90%Un, 0.1-10s | Critical equipment voltage stability |
| Supratensiune (OV) | Detects overvoltage | 105%–120%Un, 0.1-10s | Grid fluctuation protection |
| Overtemperature (OT) | Internal trip unit thermal protection | Factory set | Self-protection in harsh environments |
- Alternative
6.1 ABB Same-Series Alternatives
| Model | Caracteristici | Aplicație |
| E3H 3200 R2500 PR123/P-LSIG | 2500Un curent nominal | 3200A frame with lighter load |
| E3H 3200 R3200 PR122/P-LSIG | PR122/P (basic trip unit) | Budget-friendly full protection |
| E3H 3200 R3200 PR123/P-LSI | Without ground fault protection | Systems not requiring earth fault protection |
| E3N 3200 R3200 PR123/P-LSIG | E3N (medium breaking 65kA) | Lower short-circuit duty |
6.2 Alternative între mărci
| Marca | Model alternativ | Specificații potrivite |
| Schneider | MT32H100 LSIG | 3200O, 100cel, LSIG |
| Siemens | 3WL3225-3CB36-4GA0 | 3200O, 100cel, LSIG |
| Comutator Changshu | CW3-3200/3P 100kA LSIG | Domestic high-performance alternative |
| Chint | NA1-3200X-3200M/3P | Economic domestic alternative |
- Selecţie & Note de instalare
- Cadru & Rated Current Match: E3H max 3200A; select trip rating 630A-3200A based on load
- Protection Configuration:
LSIG: Full protection for main incomers and critical loads
LSI: Without ground fault for general distribution
LI: Basic overload + instantaneous for feeders
- Tip de montare:
Retras (P): For frequent maintenance, online replacement
Fix (F): Space-limited, low-maintenance sites
- Încetarea:
HR: Conexiune din spate
FR: Conexiune frontală
V: Vertical for busbar systems
- Accesorii:
Contacte auxiliare: Up to 10NO+10NC
Declanșare de subtensiune: Loss-of-voltage protection
Excursie cu șunt: Declanșare de la distanță
Communication modules: Monitorizare inteligentă
- Preț de referință (Tax-included, RMB)
| Configurare | Gama de prețuri | Note |
| Withdrawable 3P | 28,000 – 35,000 | With PR123/P-LSIG |
| Withdrawable 4P | 30,000 – 38,000 | With neutral protection |
| Fixed 3P | 25,000 – 32,000 | ~10% lower than withdrawable |
| Fixed 4P | 27,000 – 35,000 | With neutral protection |
| Modbus Communication Module | 2,000 – 3,000 | Optional extra |
- Avantajele de bază
- Full Selectivity: LSIG with precise settings minimizes outage area
- Fiabilitate ridicată: 100kA rupere + arc-free design
- Smart Monitoring: LCD and event logs for easy diagnostics
- Flexible Layout: Multiple mounting, pol, and connection options
- IIoT Ready: Industrial communication for intelligent power management
Complete List of ABB SACE EMAX Series & Comparație între mărci
- EMAX Naming Convention & Parametrii de bază
1.1 Defalcarea modelului
| Segmentul de model | Descriere | Exemplu |
| E1/E2/E3/E4/E6/X1 | Dimensiunea cadrului (E1=1600A, E2=2500A, E3=3200A, E4=4000A, E6=6300A, X1=630A) | E3H |
| H/N | Clasa de rupere (H=high, N=medium) | H |
| RXXX | Trip rated current | R3200 |
| PR121/PR122/PR123 | Tip unitate de declanșare (PR123 = high-end with LCD) | PR123/P |
| LSIG/LSI/LI | Protection set | LSIG |
| P/F | Montare | P |
Exemplu standard: E3H 3200 R3200 PR123/P-LSIG-P
Cod global de comandă: 1SDA060849R1 (retrasabil) / 1SDA056503R1 (fix)
1.2 Clasele de capacitate de rupere
| Clasă | Breaking Capacity at 400V | Aplicație |
| N | 65cel | Industria generală & comercial |
| H | 100cel | Industrie grea & main distribution |
| V | 150cel | High fault current areas (petrochimic, metalurgie) |
- Full EMAX Model List
2.1 Standard Range (X1/E1/E2/E3/E4/E6)
| Cadru | Cadrul curent | Interval de curent | Se rupe | Standard Trip | Protecţie | Montare | Typical Order Code |
| X1 | 630O | 250–630A | N (42cel) | PR121/P | LSIG | P/F | 1SDA052101R1 |
| E1 | 1600O | 630–1600A | N (65cel), H (100cel) | PR122/P | LSIG | P/F | 1SDA053101R1 |
| E2 | 2500O | 1250–2500A | N (65cel), H (100cel) | PR122/P | LSIG | P/F | 1SDA054101R1 |
| E3 | 3200O | 1600–3200A | N (65cel), H (100cel), V (150cel) | PR123/P | LSIG | P/F | 1SDA056503R1 |
| E4 | 4000O | 2000–4000A | N (65cel), H (100cel), V (150cel) | PR123/P | LSIG | P/F | 1SDA058101R1 |
| E6 | 6300O | 3200–6300A | H (100cel), V (150cel) | PR123/P | LSIG | P/F | 1SDA060101R1 |
2.2 Special Application Versions
| Sufix | Sens | Aplicație | Exemplu |
| /DC | DC dedicated | Solar, wind, energy storage | E3H 3200 R3200 PR123/P-LSIG/DC |
| /VF | VFD output rated | Inverter side protection | E2H 2500 R2500 PR122/P-LSIG/VF |
| /LTT | Low temp tolerant | -40°C până la +70°C | E1H 1600 R1600 PR122/P-LSIG/LTT |
| /E | Enhanced voltage | 690–1150V AC | E3H 3200 R3200 PR123/P-LSIG/E |
2.3 Comparația unității de călătorie
| Unitatea de deplasare | Caracteristici | Afişa | Log | Comm | Aplicație |
| PR121/P | Basic LI/LSI | LED | 10 events | Nici unul | Simple distribution |
| PR122/P | Standard LSIG | LED | 20 events | Modbus opțional | Industria generală |
| PR123/P | Advanced LSIG+ | LCD | 100 events | Modbus/Profibus | Critical loads & centre de date |
- ABB EMAX vs Other Brands (Direct Match)
3.1 Full Cross-Brand Table
| ABB EMAX Model | Frame/In | Se rupe | Protecţie | Schneider | Siemens | Changshu | Chint |
| E1H 1600 R1600 PR122/P-LSIG | 1600A/1600A | 100cel | LSIG | MT16H100 LSIG | 3WL1120-3CB36-4GA0 | CW3-1600/3P 100kA LSIG | NA1-1600X-1600M/3P LSIG |
| E2H 2500 R2500 PR122/P-LSIG | 2500A/2500A | 100cel | LSIG | MT25H100 LSIG | 3WL1225-3CB36-4GA0 | CW3-2500/3P 100kA LSIG | NA1-2500X-2500M/3P LSIG |
| E3H 3200 R3200 PR123/P-LSIG | 3200A/3200A | 100cel | LSIG | MT32H100 LSIG | 3WL1332-3CB36-4GA0 | CW3-3200/3P 100kA LSIG | NA1-3200X-3200M/3P LSIG |
| E4H 4000 R4000 PR123/P-LSIG | 4000A/4000A | 100cel | LSIG | MT40H100 LSIG | 3WL1440-3CB36-4GA0 | CW3-4000/3P 100kA LSIG | NA1-4000X-4000M/3P LSIG |
| E6H 6300 R6300 PR123/P-LSIG | 6300A/6300A | 100cel | LSIG | MT63H100 LSIG | 3WL1663-3CB36-4GA0 | CW3-6300/3P 100kA LSIG | NA1-6300X-6300M/3P LSIG |
| E3N 3200 R2500 PR122/P-LSI | 3200A/2500A | 65cel | LSI | MT32N100 LSI | 3WL1325-3CB36-4GA0 | CW3-3200/3P 65kA LSI | NA1-3200X-2500M/3P LSI |
| X1N 630 R630 PR121/P-LI | 630A/630A | 42cel | LI | MT06N100 LI | 3WL1063-3CB36-4GA0 | CW3-630/3P 42kA LI | NA1-630X-630M/3P LI |
3.2 Key Model Matching (cu coduri de comandă)
| ABB Code | Model complet | Schneider Code | Siemens Code | Match Specs |
| 1SDA056503R1 | E3H 3200 R3200 PR123/P-LSIG-F | LV432630 (MT32H100) | 3WL1332-3CB36-4GA0 | 3200O, 100cel, LSIG, fix |
| 1SDA060849R1 | E3H 3200 R3200 PR123/P-LSIG-P | LV432631 (MT32H100) | 3WL1332-3CB36-4GA1 | 3200O, 100cel, LSIG, retrasabil |
| 1SDA054101R1 | E2H 2500 R2500 PR122/P-LSIG-P | LV432531 (MT25H100) | 3WL1225-3CB36-4GA1 | 2500O, 100cel, LSIG, retrasabil |
| 1SDA053101R1 | E1H 1600 R1600 PR122/P-LSIG-P | LV432431 (MT16H100) | 3WL1120-3CB36-4GA1 | 1600O, 100cel, LSIG, retrasabil |
| 1SDA052101R1 | X1N 630 R630 PR121/P-LI-P | LV432031 (MT06N100) | 3WL1063-3CB36-4GA1 | 630O, 42cel, LI, retrasabil |
- Selecţie & Ghid de înlocuire
4.1 Technical Matching Rules
| Categorie | Matching Principle | Note |
| Frame/In | Direct match or downsize | 630A frame cannot exceed 630A |
| Capacitate de rupere | ≥ system short-circuit current | H-class (100kA+) recommended for industry |
| Protecţie | Match or upgrade | LSIG can replace LSI; not vice versa |
| Montare | Same type preferred | Withdrawable can replace fixed; may need cabinet mods |
| Tensiune de control | Identical or universal | 220V AC/DC preferred for flexibility |
| Conexiune | Same orientation | Front/rear/vertical must align |
4.2 Brand Strength Comparison
| Marca | Core Strengths | Typical Use |
| ABB EMAX | Up to 150kA breaking, PR123 smart trip, arc-free, 30,000 mech cycles | Critical loads, centre de date, industria grea |
| Schneider MT | Multiple breaking levels, Micrologic precision, modulare, global support | Comercial, OEM, renewables |
| Siemens 3WL | 690V rated, protectie la supratensiune, thermal-magnetic options, full comms | Infrastructură, șină, petrochimic |
| Changshu CW3 | 30–40% lower cost, form-fit compatible, domestic supply | Cost-sensitive projects |
| Chint NA1 | Ultra-economical, full LSIG option, simple maintenance | Rezidențial, industria ușoară, rural grids |
4.3 Preț de referință (Tax-included, RMB)
| Cadru | ABB EMAX | Schneider MT | Siemens 3WL | Changshu CW3 | Chint NA1 |
| 630O | 8,000–12.000 | 7,500–11,000 | 8,500–12,500 | 4,000–6,000 | 3,000–5.000 |
| 1600O | 15,000–22.000 | 14,000–20,000 | 16,000–23,000 | 8,000–12.000 | 6,000–10.000 |
| 3200O | 28,000–35,000 | 27,000–34,000 | 29,000–36,000 | 15,000–20,000 | 12,000–18,000 |
| 6300O | 50,000–65,000 | 48,000–62,000 | 52,000–68,000 | 28,000–38,000 | 25,000–35,000 |
- Recomandări de selecție
- Critical Loads: Use ABB EMAX or Schneider MT with PR123/Micrologic trips
- Cost Efficiency: 630A-1600A → Changshu CW3 or Chint NA1
- Înlocuire între mărci:
630A-3200A: Direct form-fit replacement
4000A+: Consult manufacturer for cabinet compatibility
- Upgrade-uri:
Replace old ACBs (ME/DW15) with EMAX/MT/3WL
Add communication for smart power management
Contactor,întrerupător de circuit,invertor solar,contor electric,baterii solare



















NH42-63-318x560.png)




