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CHAPTER 1: INTRODUCTION
Environmental
339 MOTOR PROTECTION SYSTEM – INSTRUCTION MANUAL
OPERATING ENVIRONMENT
Ambient temperatures:
Storage/Shipping:
Operating:
Humidity:
Altitude:
Pollution Degree:
Overvoltage Category:
Ingress Protection:
Noise:
o
o
-40
C to 85
C
o
o
-40
C to 60
C
Operating up to 95% (non condensing) @ 55
per IEC60068-2-30 Variant 2, 6 days)
2000 m (max)
II
III
IP54 Front, IP20 cover (optional)
0 dB
SPECIFICATIONS
o
C (As
1–21
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