LC1E630M7N ชไนเดอร์คอนแทค

LC1E630M7N is a 3‑pole AC contactor from Schneider EasyPact TVS (formerly TeSys E) ชุด. The breakdown is as follows:

2. Key Technical Specifications

3. การใช้งาน
4. Control of medium and large three‑phase induction motors (ประมาณ. 315kW at 440V)
5. Main circuit control in industrial automation lines
6. Power equipment control in building electrical and HVAC systems
7. Heavy‑duty loads requiring frequent starting and stopping
8. Can combine with LRE series thermal relays (เช่น, LRE630N) as a starter for motor overload protection
9. คุณสมบัติที่สำคัญ
10. High‑reliability design: Optimized arc extinguishing system for harsh industrial environments
11. Wide voltage compatibility: Coil operates stably at 85%–110% of rated voltage
12. การออกแบบโมดูลาร์: Supports auxiliary contacts, ลูกโซ่ทางกล, surge suppressors, ฯลฯ.
13. การรับรอง: Complies with IEC 60947‑4‑1, กิกะไบต์ 14048.4, ฯลฯ.
14. การติดตั้ง & การซ่อมบำรุง
15. Clearance: ≥50mm top/bottom, ≥20mm left/right for cooling
16. สายไฟ: Main circuit recommended ≥185mm² copper cable; torque approx. 55น.ม
17. Maintenance interval: Every 6 months in normal environment; 3 months in dusty areas
18. การแก้ไขปัญหา: Check coil voltage if no pull‑in; check load and operating frequency if contact erosion
19. การทดแทน & Compatible Products
20. Schneider direct replacements:

LC1N630M7N: Official successor to LC1E series, same economic positioning

LC1D620M7C: Standard contactor, 620ก, more stable performance

LC1F630M7: High‑performance series for severe duty

2. Cross‑brand references:

เอบีบี: AF630‑30‑22 (630ก, 220วีและ)

ซีเมนส์: 3RT2076‑6AP36 (630ก, 220วีและ)

CHINT: CJX2‑630S (630ก, 220วีและ)

7. Important Notes
8. Some LC1E models are discontinued; LC1N series is recommended for new projects
9. Verify load type (resistive/inductive), operation frequency, and environment during selection
10. Match thermal relay rating to motor rating (630A typically controls ~315kW motors)

Better Schneider Contactors Than LC1E630M7N

Contactors superior to LC1E630M7N fall into three categories:

Upgrade Replacement (LC1N630M7N / D3N),

Standard Enhanced (LC1D620M7C / LC1D630M7C),

High‑Performance Premium (LC1F630M7 / LC1G630M7).

Recommendation:

New projects → LC1N630M7N

Severe applications → LC1D620/630

Frequent starts / high altitude / special certs → LC1F / LC1G

1. การวางตำแหน่ง & Limitations of LC1E630M7N

LC1E630M7N belongs to Schneider EasyPact TVS (economic) series – a domestic 3‑pole contactor, 630ก (เอซี-3, 440วี), coil 220V AC 50/60Hz.

Limitations:

Some ratings discontinued (06A–95A phased out)

Electrical endurance approx. 100,000 การดำเนินงาน (เอซี-3), lower than standard/high‑performance models

Narrower ambient temperature range; limited special certifications (marine, railway)

2. Graded Recommendations

2.1 Upgrade Replacement: LC1N630M7N (EasyPact D3N)

Official replacement for LC1E, improved economic version.

2.2 Standard Enhanced: LC1D620M7C / LC1D630M7C (TeSys D)

Schneider’s mainstream standard series, balanced performance and cost.

2.3 High‑Performance Premium: LC1F630M7 (TeSys F) / LC1G630M7 (TeSys Giga)

For severe duty: frequent starts, heavy loads, extreme environments.

3. Core Specification Comparison

บันทึก: k = 1000 การดำเนินงาน; M = 1 ล้านการดำเนินงาน

4. Selection Advice
5. New projects first choice: LC1N630M7N – perfect drop‑in replacement, better performance, affordable
6. General industrial use: LC1D620M7C – higher reliability for automation and HVAC
7. Severe duty: LC1F630M7 – frequent starts (>600/h), heavy load, อุณหภูมิสูง
8. Critical/extreme environment: LC1G630M7 – offshore, high altitude, low temperature, maximum reliability
9. Important Warnings
10. Although LC1E is not fully discontinued, Schneider officially recommends LC1N for better supply continuity
11. 630A contactors typically control ~315kW (440วี) three‑phase motors; match load, duty cycle, and environment
12. Use matched thermal relays: LRE630N (LC1E/LC1N) or LRD630 (LC1D/LC1F)