Lenze E70AC Series Hardware Manual page 81

Cooling by forced ventilation
Required:
Forced ventilation by one or several fans.
ƒ
Air speed: 2.5 m/s at the MP measuring point
ƒ
– For fan dimensioning: Corresponds to a volume flow of 0.5 m
50 mm device installation width.
Permissible:
Operation with continuous output current I
ƒ
Operation according to rated data.
ƒ
Switching frequencies f
ƒ
Cooling by means of natural convection
Required:
Unhindered ventilation by means of natural convection (no fan required).
ƒ
Ambient temperature: T
ƒ
Permissible:
Operation with reduced output current I
ƒ
Switching frequencies f
ƒ
Type
E70ACPxD0304x
E70ACPxD0604x
Type
E70ACMxD0054xx1ETx
E70ACMxD0104xx1ETx
E70ACMxD0204xx1ETx
E70ACMxD0054xx2ETx
E70ACMxD0104xx2ETx
E70ACMxD0324xx1ETx
E70ACMxD0484xx1ETx
E70ACMxD0644xx1ETx
E70ACMxD0204xx2ETx
E70ACMxD0324xx2ETx
Tab. 5−2
EDS700ACBA EN 5.1
Notes on mounting the device version in push−through design
Assembly in push−through technique (thermal separation)
: 4 kHz, 8 kHz and 16 kHz
ch
< 40 °C
amb
= 4 kHz and 8 kHz
ch
I [A]
a
25
50
4 kHz
2.5
5.0
6.0
2 x 2.5
S 5.0
12.0
14.0
16.0
S 10.0
S 12.0
Permissible currents I in case of natural convection
a
S
Sum of the output currents axis A and axis B
l
Mechanical installation
= I .
a rated
according to Tab. 5−2.
a
I [A]
a
8 kHz
2.5
5.0
6.0
2 x 2.5
S 5.0
9.6
11.2
12.8
S 10.0
S 9.6
5
3
/min (17.6 CFM) per
16 kHz
−
81