ABB MS 325 - Approvals and Authorizations; Dimensions; Example of the Suitability of an Overload Relay

10
ABB STOTZ-KONTAKT
2CDC 131 005 M5703
Power manual motor starter MS 325
According to IEC/EN 60 ... 947-1/-4-1/-5-1 for low-voltage switchgear,
Directive 94/9/EG for explosion-protected areas,
EN 60079-14 for electrical equipment for gas explosion endangered areas
EN 50281-1 for electrical equipment for dust explosion endangered area
Example of the suitability of a selected manual
motor starter:
The motor with increased security has the following data
(normal starting up):
Output = 7.5 kW
I
A
/I
N
= 7.4
t
E
-Time = 11 seconds
Tripping curve downwards, the tripping time is lower
than the t
E
-time of the motor.
Dimensions
Approvals and authorizations
Approvals Ship classification companies
Phys.-Techn.
Bundesanstalt
PTB
UL CSA EEx ''e'' GL LRS BV DNV
USA Canada Germany Germany Great Britain France Norway
■■■■■■■
■ Approval available; rating plates carry the test symbol, if sign obligation exists.
E
Multiple of setting current
40
20
10
11
6
4
3
2
1
3
4
5
6
7 8
7.4
Tripping time
JJ JJ
J
[s]