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Etrel Load Guard | User manual
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To measure electric current, it uses 150 A current clamps (for conductors
up to 16 mm in diameter) and 400 A current clamps (for conductors up to
24 mm in diameter). The length of the wires for connecting the current
clamps to the Load Guard is 70 cm.
Figure 5: Load Guard with connected measuring current transformers
TECHNICAL SPECIFICATIONS
DIMENSIONS
90.5 x 53.5 x 61.8 [mm]
Width 3 TE on DIN rail
WEIGHT
0.23 - 0.70 [kg], packaging adds 0.10 [kg]
CLAMP CABLE LENGTH
70 cm
CLAMP DIAMETER
Small 16 mm, large 24 mm
CONNECTION
Single-phase or three-phase
MAX. RATED CURRENT
150 A or 400 A per phase
OPERATING VOLTAGE
Up to 253 V AC phase voltage
This limitation is set by the highest operational voltage
of the charging station.
FREQUENCY
50 Hz or 60 Hz
TEMPERATURE RANGE
Operation temperature range: -25°C to +60°C
Storage temperature range: -30°C to +90°C
COMMUNICATION
Ethernet
CONFIGURATION AND
MONITORING
Web interface
