ABB AF16Z-30-10-21 Contactor

Original Factory Order No.: 1SBL176001R2110

1. تعريف انهيار النموذج

AF16Z 30 10 21

1. AF16Z: AF series; Z = Low-power electronic wide-range coil (direct PLC drive capable); حجم الإطار 16 فصل
2. 30: جهات الاتصال الرئيسية: 3 مفتوح عادة (3لا), no main Normally Closed contacts
3. 10: Built-in auxiliary contacts: 1 مفتوح عادة (1لا), 0 مغلق عادة
4. 21: Coil code → Control voltage: 24～60 V AC 50/60Hz / 20～60 V DC

⚠️ Difference between AF…Z and standard AF: Extremely low coil power consumption, supports direct driving by DC24V PLC outputs, resistant to voltage dips (compliant with SEMI F47).

2. Core Electrical Ratings

Maximum main circuit voltage: 690 الخامس و

ايه سي-1 (حمل مقاوم), ≤40°C ambient: 30 أ

ايه سي-3 (3-محرك المرحلة, 400 V): 18 أ, مناسبة ل 7.5 محرك كيلوواط

ايه سي-3 (690 V): 10.5 أ, الأعلى. 9 كيلوواط

تصاعد: تركيب السكك الحديدية DIN, screw terminal connection

الأبعاد الشاملة: دبليو 45 mm × H 86 mm × D 77 مم

درجة حرارة التشغيل: -40～+70 °C (without thermal overload relay); -25～+60 °C (with thermal overload relay)

3. Key Coil Characteristics

Wide-range AC/DC universal: AC 24~60 V / DC 20~60 V

Built-in surge suppression; no external RC snubber or diode required

Low holding power consumption, ideal for continuous energized operation

Withstands short-term voltage fluctuations and voltage drops

4. تحديد المحطة

الدائرة الرئيسية: 1L1-2T1, 3L2-4T2, 5L3-6T3

الاتصال المساعد: 14لا (مفتوح عادة)

5. Common Alternatives & Distinctions
6. AF16Z-30-10-11: نفس نطاق الجهد, equipped with standard AF coil (non low-power Z coil); cannot be directly driven by low-current PLC outputs, not interchangeable.
7. AX16-30-10: AX economy series, without electronic wide-range coil, fixed control voltage; cannot replace AF16Z.
8. For 1NO + 1الاتصالات المساعدة NC: Select model AF16Z-30-11-21.
9. التطبيقات النموذجية

Upstream of variable frequency drives, المشجعين & مضخات المياه, HVAC equipment, semiconductor machinery, PLC DC output direct load control, industrial sites requiring high tolerance to voltage fluctuations.

ايه بي بي AF16Z-30-10-21 المقاولين Installation Technical Document

رقم الطلب: 1SBL176001R2110

1. General Safety Instructions

⚠️ All installation, wiring and maintenance work must be carried out with all power disconnected; lockout-tagout procedure is mandatory. Work shall only be performed by qualified electricians.

1. فئة الحماية: IP20. لتركيب الخزانة فقط. Do not install in open air, البيئات الرطبة, locations with heavy dust or corrosive gas exposure.
2. Applicable standards: إيك/إن 60947-1, إيك/إن 60947-4-1; معتمد من UL/CSA.
3. AF16Z is equipped with a low-power electronic wide-range coil with integrated surge suppression circuit. No external RC snubber or diode connection is required.
4. معلومات المنتج الأساسية

2.1 تعريف النموذج

AF16Z: AF series, frame size 16, Z = low-power electronic coil

30: 3 عادة فتح جهات الاتصال الرئيسية

10: مدمج 1 عادة فتح الاتصال المساعد

21: Coil voltage range AC 24～60 V 50/60Hz / DC 20～60 V

2.2 الأبعاد الشاملة

عرض 45 mm × Height 86 mm × Depth 77 مم

2.3 Rating Summary Table

3. مواصفات التثبيت الميكانيكي

3.1 طرق التركيب

Two mounting options available:

1. تركيب السكك الحديدية DIN (مُستَحسَن)

Rail standard: TS35 (35×7.5 mm / 35×15 mm)

عملية: Hook the bottom latch onto the rail, press down until an audible click confirms locking. للإزالة, use a flat screwdriver to pry the bottom latch and lift upwards.

2. Base Plate Screw Mounting

Fasten diagonally using 2 × M4 screws; refer to outline drawing for mounting hole spacing.

3.2 اتجاه التركيب & التخليص

1. التركيب العمودي (terminals top & قاع) المفضل. 90° horizontal side mounting is permitted; upside-down installation is forbidden.
2. Multiple units may be mounted side-by-side without current derating. Maintain ≥15 mm vertical clearance for ventilation; keep away from heat-generating components such as resistors and inverters.
3. Avoid installation in high-vibration locations. Vibration acceleration >0.5g requires vibration damping measures.
4. مواصفات الأسلاك الكهربائية

4.1 Terminal Marking Definition

Upper main circuit: L1, L2, L3 (Power Inlet)

Lower main circuit: T1, T2, T3 (Load Outlet)

Non-UL applications allow power feed from top or bottom; UL certified installations require power input from upper L terminals.

Coil terminals A1, A2: Control signal input (AC/DC non-polarized)

الاتصال المساعد 13-14: Built-in normally open contact (1لا)

4.2 مواصفات الكابل & طول التجريد

طول تجريد الأسلاك القياسية: 10 مم

Main circuit conductors: Solid/stranded copper cable 1～6 mm²; ferrules recommended for flexible cables

يتحكم / auxiliary circuit conductors: 0.75～2.5 mm²

4.3 تشديد عزم الدوران (إلزامي)

محطات الدائرة الرئيسية: 1.5 ن · م

Coil A1/A2 & auxiliary contact terminals: 1.2 ن · م

Insufficient torque causes terminal overheating; يؤدي عزم الدوران المفرط إلى تجريد الخيط.

Recommended tools: PZ2 Pozidriv screwdriver / 5.5 mm flat torque screwdriver.

5. Critical Coil Application Notes (Core Feature of AF16Z)
6. نطاق الجهد: AC24～60 V / DC20～60 V, wide voltage compatibility, direct drive by PLC DC outputs.
7. Very low coil holding power consumption, suitable for long-term energized operation; compliant with SEMI F47 voltage sag immunity requirements.
8. A1 and A2 are non-polarized; polarity does not matter for DC24V control.
9. Do not apply control voltage exceeding 60 V, otherwise the electronic coil module will be destroyed.
10. تركيب الملحقات الاختيارية
11. Side-mounted auxiliary contacts (CA4 series)

Snap-fit onto left/right side slots without tools. الحد الأقصى 2 sets of side auxiliary contacts can be fitted to AF16.

2. التعشيق الميكانيكي

Install for reversing circuit configuration of two AF16Z contactors to prevent simultaneous closing and short circuit between forward and reverse phases.

3. Thermal overload relay matching

Compatible with TA25DU series thermal relays, direct snap-fit mounting underneath the contactor.

7. Commissioning Procedure After Power-On
8. Under power-off condition: Visual inspection for correct wiring, no metallic debris, all terminals tightened to specified torque.
9. Manually actuate contactor mechanism to confirm smooth operation without jamming.
10. Test control circuit independently: Apply rated control voltage to A1/A2; contactor shall pull in reliably and drop out smoothly upon power removal.
11. Verify synchronous switching of auxiliary contact 13-14 with contactor operation.
12. Connect main circuit for no-load test run; check for abnormal noise and rapid terminal temperature rise.
13. 30-minute loaded operation test; recheck terminal temperature to ensure temperature rise stays within allowable limits.
14. Installation Faults & Prohibited Practices

❌ Forbidden operations:

Exposed loose strands on cable terminals

Tightening terminals while energized

Control voltage outside the 20～60 V range

Blocking ventilation channels above and below the contactor

Direct installation in environments with combustible dust or continuous condensation

Common Post-Installation Issues

1. Contactor chattering/unstable pull-in: Verify control voltage is above minimum operating level; check voltage drop along control cables.
2. ارتفاع درجة حرارة المحطة: Retighten terminals to specified torque; confirm conductor cross-section is adequate.
3. Failure to pull in when driven by PLC: Confirm unit is AF16Z (low-power coil); standard AF16 coil cannot be directly driven by PLC transistor outputs.
4. متطلبات الصيانة
5. Periodic inspection of terminal temperature and abnormal noise.
6. Avoid repeated switching above rated breaking capacity.
7. Never operate the contactor with arc shield removed. Replace the complete unit when contacts suffer severe ablation.

Mechanical Life Parameters of ABB AF16Z-30-10-21

The AF16Z shares identical mechanical construction with standard AF16. Official technical data:

✅ Mechanical endurance: 10 مليون دورة تشغيل (10×10⁶ operations)

Test conditions: Rated control voltage, التبديل بدون تحميل, standard ambient temperature.

Supporting Key Parameters

1. Maximum mechanical operating frequency: 3,600 العمليات في الساعة

Continuous high-frequency operation shall not exceed this limit to avoid accelerated mechanical wear.

2. Reference electrical endurance (depends on load type, not equal to mechanical life)

ايه سي-3 (400 V motor load): تقريبا. 1,000,000 دورات

ايه سي-1 (حمل مقاوم): تقريبا. 1,600,000 دورات

⚠️ Mechanical endurance represents the mechanical operating limit; service life in practical applications is normally determined by electrical erosion of contacts.

ملاحظات تكميلية

1. AF16Z only differs by its low-power electronic wide-range coil variant. Armature, linkage and contact mechanical structure are identical to standard AF16; mechanical endurance ratings remain unchanged.
2. Actual mechanical endurance will decrease under harsh environments (غبار كثيف, continuous vibration, ارتفاع درجة الحرارة).
3. Definition of mechanical endurance: Operating cycles of contactor pull-in/drop-out driven by coil only, with no load connected to main circuit.