4.4.1. OVERLOADS
Limit measuring time above 1000 A.
Intensity
Operation
(1) With a frequency F ≤ 1 kHz except C173
C173 with frequency ≤ 500 Hz :
- permanent up to 800 A
- permanent up to 1000 A if temperature ≤ 40 °C
- 15 min. on, followed by 30 min. off for 1000 A < I < 1200 A
4.4.2. FREQUENCY
C100 / C102 / C103 / C106 / C107 / C112 / C113 / C116 / C117 / C122 :
- Use : 30 Hz to 5 kHz
- Current limitation beyond 1 kHz as per following formula :
C148 :
- Use : 48 Hz to 1 kHz
C160 :
- Use : 10 Hz to 100 kHz (-3 dB from 50 kHz to 100 kHz)
- Current limitation beyond 1 kHz as per following formula :
C173 :
- Use :
10 Hz to 1 kHz for 1000 A calibre
10 Hz to 3 kHz for other calibres
- Current limitation beyond 500 Hz as per following formula :
4.4.3. ENVIRONMENTAL CONDITIONS
Indoor use
Altitude :
Climatic conditions
Avoid splashing with water
4.5. DIMENSIONS AND WEIGHT
Overall dimensions
Weight
Jaw opening
Open jaw height
Max. clamping capacity
I
≤ 1000 A~
Permanent (1)
: ≤ 2000 m
: -10 to +55 °C and RH < 85%
: 216 x 111 x 45 mm
: approx. 550 g
: 53 mm
: 139 mm
: ∅ 52 mm cable or 1 5x5 mm bar or 4 30x5 mm bars
14
1000 A~ < I
15 minutes on, followed by 30 minutes off
≤ 1200 A~