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Vertiv Liebert EXM 480V - Table; Table 15 Busbars (for Power Wiring); Table 16 Terminal Block with Compression Lugs (for Control Wiring); Table 17 Battery Retorque Values

Vertiv Liebert EXM 480V
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Vertiv | Liebert
®
EXM
™
EBC
™
480V User Manual | 40
Since individual battery characteristics are not identical and may change over time, the UPS
module is equipped with circuitry to equalize battery cell voltages. This circuit temporarily
increases charging voltage to maintain flooded type battery cells at full capacity.
5.4 Torque Requirements
All electrical connections must be tight.
Tables 15 through 17 provide the torque values for the connections in the UPS and batteries. Use
these values unless the equipment is labeled otherwise.
WARNING
Risk of electric shock, explosive reaction, hazardous chemicals and fire. Can cause
equipment damage, personal injury and death.
Do not use equalize charging with valve-regulated, lead-acid batteries, such as those used
in Liebert battery cabinets. Refer to the battery manufacturer’s manual, available on the
manufacturer’s Web site, for specific information about equalize charging.
AVERTISSEMENT
Risque de décharge électrique, de réaction explosive, d’incendie et d’exposition à des
produits chimiques dangereux pouvant entraîner des dommages matériels, des blessures
et même la mort.
N'utilisez pas de charge d’égalisation avec des batteries d'accumulateurs au plomb à
régulation par soupape, comme celles utilisées dans les armoires de batterie Liebert.
Reportez-vous au manuel du fabricant des batteries, disponible sur le site Web du
fabricant, pour obtenir des renseignements précis sur la charge d’égalisation.
Table 15 Busbars (for power wiring)
Bolt Shaft Size Lb-in Nm
3/8" (M10) 192 22
1/2" (M12) 428 48
Table 16 Terminal block with compression lugs (for control wiring)
AWG Wire Size
or Range Lb-in Nm
#22 - #14 3.5 to 5.3 0.4 to 0.6
Table 17 Battery retorque values
Battery
Mfr.
Battery
Model #
Retorque
Value
in-lb. (Nm)
EnerSys
12 HX100-FR 40 (4.5)
12 HX150E-FR 40 (4.5)
12 HX205-FR 65 (7.3)
12 HX300-FR 65 (7.3)
12 HX330-FR 65 (7.3)
12 HX400-FR 65 (7.3)
12 HX500-FR 65 (7.3)
12 HX540-FR 65 (7.3)

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