User manual

33Wattmeters
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■ Altitude
- Operation: ≤ 2,000 m
- Storage ≤ 10,000 m
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■ Impermeability: protection index IP 54 (according to EN 60529, ed. 2000)
(IP2X electrical protection for the terminals)
4.4 Compliance with norms
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■ Electrical safety
(as per EN 61010-1 ed. 95)
-Dual insulation:
-Installation category: III
-Pollution level: 2
- Rated voltage: 600 V
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■ Electromagnetic compatibility (EN 61326-1 éd.98)
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■ Electrostatic discharge (IEC 61000-4-2)
- 4 kV contact, 8 kV air
- aptitude criterion A, industrial site
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■ Electromagnetic field (IEC 61000-4-3)
- 10 V/m
- aptitude criterion A, industrial site
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■ Bursts (IEC 61000-4-4)
- 2 kV Level III
- aptitude criterion B, industrial site
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■ Shock wave (IEC 61000-4-5)
- 1 kV differential mode, 2 kV common mode
- aptitude criterion A, industrial site
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■ Conducted interference (IEC 61000-4-6)
-3 V
- aptitude criterion A, industrial site
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■ Mechanical resistance
- Operating position: any - Impacts: 100 g (test as per IEC 68-2-27)
-Free fall: 1 m (test as per IEC 68-2-32) - Vibrations: 0.15 mm (test as per IEC 68-2-6)
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■ Auto-extinguishability
-Housing: V0
-Display window: V0
4.5 Variations in operating range
Influence parameter
Operating Parameters
Typical error Max error
range influenced
Frequency 40 to 70 Hz Current 0,07% < 0,2%
Voltage 0,04% < 0,1%
Active power, PF = 1 0,1% < 0,2%
Active power, 0,5 < PF < 1 0,3% < 0,8%
Active power, 0,2 < PF < 0,5 0,7% < 2%
Active power, 0 < PF < 0,2 3% < 5%
Reactive power, PF = 0 0,05% < 0,1%
Reactive power, 0 < PF < 0,2 0,1% < 0,2%
Reactive power, 0,2 < PF < 0,5 0,2% < 0,5%
Reactive power, 0,5 < PF < 1 2% < 3%
Apparent power 0,2% < 0,4%
Harmonics
Current (THD = 40%) 0,2% 0,5%
Voltage (THD = 20%) 0,2% 0,5%
Chapter IV