SMA MLX Series - Manual (Page 35)

5.4 Installation Conditions
Parameter Specification
Operational temperature range -25 °C – 60 °C (possible power derating above 45 °C)
(-13 °F – 140 °F) (possible power derating above 113 °F)
Storage temperature -40 °C – 60 °C (-40°F – 140 °F)
Relative humidity 95% (non-condensing)
Environmental class according to IEC 60721-3-4 4K4H/4Z4/4B2/4S3/4M2/4C2
Cooling concept Forced
Air quality - general ISA S71.04-1985
Level G3 (at 75% RH)
Air quality - coastal, heavy industrial and agricultural zones Must be measured and classified acc. to ISA S71.04-1985: G3 (at 75% RH)
Vibration < 1G
Enclosure rating ingress protection class IP65
UL 50E enclosure type NEMA 3R
Max. operating altitude 2000 m (6562 ft) above sea level
Installation Avoid constant stream of water.
Avoid direct sunlight.
Ensure adequate air flow.
Mount on non-flammable surface.
Mount upright on vertical surface.
Prevent dust and ammonia gases.
Table 5.6 Conditions for Installation
5.5 Torque Specifications
Illustration 5.2 Overview of Inverter with Torque Indications
Parameter Tool Tightening Torque
1 M63 cable gland
body
Wrench
65/68 mm
6 Nm (53 in-lbf)
2 Terminals on AC
terminal block
TX 30 14 Nm (124 in-lbf)
3 PE TX 30 3.9 Nm (35 in-lbf)
4 Terminal on DC TX 30 14 Nm (124 in-lbf)
5 M32 cable gland
body
Wrench 36 mm 6 Nm (53 in-lbf)
6 M32 cable gland
compression nut
Wrench 36 mm 1.8 Nm (16 in-lbf)
7 M25 cable gland
body
Wrench 33 mm 10 Nm (89 in-lbf)
8 M25 cable gland
compression nut
Wrench 33 mm 1.8 Nm (16 in-lbf)
9 M6 equipment
grounding
TX 20 3.9 Nm (35 in-lbf)
Front screw (not
shown)
TX 30 1.5 Nm (13 in-lbf)
Table 5.7 Tightening Torque Specifications
CAUTION
If the blind plugs are removed (see (7) in Illustration 5.2),
use fittings with type rating: 3, 3S, 4, 4X, 6, 6P.
Technical Data
34 L00410644-01_2q / Rev. date: 2014-06-02
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