SIGMATEK MDD 111-1, Manual

Page: 21 / 84

MDP 102-1
29.08.2019 Page 21
2.10 Ambient conditions, ventilation and mounting
Storage conditions

page 70
Transport conditions

page 70
Ambient temperature in operation
0 to +45 °C (32 to 113 °F) at rated data
+45 to 55 °C (113 to 131 °F) with power derating of 2.5 % /
K
Humidity in operation Relative humidity 85 %, no condensation
Site altitude
Up to 1000 m above sea level at rated data
1000 to 2500 m above sea level with derating of 1.5 % /
100 m
Pollution degree 2
Servo drive enclosure protection class IP 20
Mounting position

page 31
Ventilation Forced ventilation by controlled internal fan
2.11 Auxiliary Power Supply
The power supply that is used for the +24 V auxiliary power supply voltage and the holding
brake supply (+24 V-BR) must be a power supply with a galvanically isolated SELV output
voltage according to EN60950. Due to the inrush current of the drive during switch-on, the
current rating must be at least 5 A.