الرافعة الكهربائية العلوية

نقاط القوة الأساسية & الميزات الرئيسية للرفع الكهربائي العلوي

• 1. بناء قوي & High Load Capacity:

  • Built with premium-grade materials and precision engineering for maximum structural integrity.
  • Wide capacity range, typically from 1 طن ل 80 طن (and beyond with custom solutions), catering to diverse lifting needs.
  • Rigorous testing ensures reliability under full load and beyond.

• 2. Superior Lifting Performance:

  • Efficient high-torque motors provide smooth, powerful, and reliable lifting and lowering.
  • Multiple hoisting speeds (standard and optional variable frequency control) allow for precise load handling, minimizing swing and enhancing productivity.
  • Low headroom designs available to maximize usable workspace beneath the crane.

• 3. تعزيز السلامة & مصداقية:

  • Comprehensive safety systems: Upper and lower limit switches, حماية الحمل الزائد, توقف الطوارئ, حماية المرحلة.
  • Fail-safe braking systems (dual brakes often standard) ensure secure load holding.
  • Heavy-duty wire rope and hook with safety latch, compliant with international standards.
  • Durable gearboxes designed for long service life with minimal maintenance.

• 4. Advanced Control & Operation:

  • Smooth operation via pendant control (available in various voltage options) أو الرافعة الكهربائية مع التحكم عن بعد اللاسلكي systems.
  • Optional Variable Frequency Drive (VFD) integration for ultra-smooth acceleration/deceleration, precise positioning, reduced mechanical stress, and energy savings.
  • Clear visibility and ergonomic controls enhance operator safety and efficiency.

• 5. Durability for Demanding Environments:

  • Designed for high duty cycles (على سبيل المثال, FEM 1 صباحًا, 2م, 3m classifications).
  • Options available for harsh conditions: corrosion-resistant coatings (epoxy/polyurethane), higher IP ratings for dust/water resistance (IP54, IP55, IP65), and heat-resistant variants.
  • Sealed components protect critical mechanisms.

• 6. Modular Design & Ease of Maintenance:

  • Modular construction simplifies installation, inspection, and maintenance.
  • Easy access to key components like brakes, المحركات, and limit switches.
  • Designed for long intervals between maintenance.

Weihua Overhead Electric Hoist: Key Technical Parameters

المعلمة	Specification Range / Standard Features	ملحوظات / Options
سعة	1 ton – 80 طن	Higher capacities available upon request (على سبيل المثال, 100T, 200T)
رفع الارتفاع	6m – 30m (معيار)	Custom heights available
سرعة رفع	Single Speed: 8 م/بلدي (Std) / 3.5 م/بلدي (80T) سرعة مزدوجة: 8/0.8 م/بلدي (Std) / 3.5/0.35 م/بلدي (80T)	VFD Control Option: Infinitely variable speed (0.1 - 100% rated speed)
Traveling Speed	20 م/بلدي (Std for 1-10T)	Speed varies with capacity & واجب. VFD available for smooth acceleration/decel.
فئة الواجب (FEM/ISO)	FEM 1 صباحًا, 2م, 3م (هذا 4, M5, M6)	Designed for moderate to heavy-duty industrial cycles
مزود الطاقة	3-مرحلة, 380V/400V/415V, 50Hz (Std) 440V/480V, 60Hz (Opt)	Other voltages/configurations available
السيطرة على الجهد	24الخامس / 36الخامس / 42الخامس / 110الخامس / 220الخامس (AC/DC)	Safety Extra Low Voltage (SELV) خيارات
Control Mode	سيطرة قلادة (Std)	Options: جهاز التحكم عن بُعد الراديو, Cabin control, Integration with Crane CMS
Wire Rope	High-tensile steel, rotation-resistant	Diameter & construction matched to capacity & واجب
خطاف	Forged alloy steel, مزلاج السلامة (Std)	Swivel hooks, C-hooks, or specialized lifting attachments available
ميزات السلامة	مفاتيح الحد العلوي/السفلي Overload Limit Device توقف الطوارئ الفرامل المزدوجة Phase Failure Protection	IP54/IP55 rated components standard. IP65/IP66 optional.
Insulation Class	Class F (محرك & Electrical Components)
فئة الحماية (IP)	IP54 / IP55 (Std)	Harsh Environment Options: IP65, IP66, tropicalized, heat-resistant (+60°C)
درجة الحرارة المحيطة	-20°C to +40°C (Std)	High-temp or low-temp variants available
مستوى الضوضاء	≤ 85 dB(أ) (Std at 1m distance)	VFD option significantly reduces operational noise
Compliance Standards	ISO 9001, م, فيم 9.755, GB/T., مثل 1418, GOST	Custom certification available (على سبيل المثال, GOST-TR, CCC)
Construction	تصميم قاع منخفض (Std)	Compact gearbox, optimized profile

ملحوظات:

• Customization: All parameters (capacity, سرعة, رفع الارتفاع, الجهد االكهربى, control, IP rating, special coatings) can be engineered to specific project requirements.

• VFD Option: Variable Frequency Drive enables ultra-precise positioning, ابدأ/توقف ناعم, energy savings, and reduced mechanical shock.

• فئة الواجب: Higher FEM/ISO classes (على سبيل المثال, 4m/M7) available for severe duty cycles.

• أمان: Complies with international safety directives (على سبيل المثال, Machinery Directive 2006/42/EC). Full documentation (Declaration of Conformity, manuals, test reports) provided.

• Dimensions & Weight: Vary significantly based on capacity and configuration. Detailed drawings provided per model.

Overhead Electric Hoist Typical Applications

Weihua overhead electric hoists excel in diverse sectors:

• 1. Manufacturing & Assembly Lines

• 2. Warehousing & Logistics Centers

• 3. Steel Mills & Foundries

• 4. Power Plants & Energy Facilities

• 5. Shipbuilding & Repair Yards

• 6. Paper & Pulp Mills

• 7. Mining & Heavy Machinery

• 8. Construction Material Handling

• 9. General Industrial Maintenance

Why Choose Weihua Overhead Electric Hoists?

• Global Leader: Decades of experience and a proven track record in lifting solutions.

• جودة & شهادة: Manufactured to stringent international standards (ISO, م, فيم, مثل, GOST, إلخ.).

• Customization: Tailored solutions available for specific capacity, سرعة, دورة العمل, and environmental requirements.

• دعم شامل: Global sales and service network providing expert advice, installation support, قطع غيار, and maintenance.

• Value: Optimal balance of initial investment, operational efficiency, longevity, and total cost of ownership.

Weihua overhead electric hoists are more than just lifting devices; they are engineered productivity partners. Combining robust construction, السيطرة الذكية, unwavering safety, and adaptable design, they provide the reliable and efficient lifting power essential for modern industry.