Disconnectors And Contactors; Mains Disconnectors - Danfoss VLT AutomationDrive Design Manual

Electrical Installation
Frame
size Power & Voltage
P450 380-500V & P630-P710
F3 525-690V
P500-P630 380-500V & P800
F3 525-690V
P710 380-500V & P900-P1M2
F4 525-690V
F4 P800 380-500V
Table 8.41 F-Frame Circuit Breakers

8.4 Disconnectors and Contactors

8.4.1 Mains Disconnectors

Assembling of IP55/NEMA Type 12 (A5 housing) with
mains disconnector
Mains switch is placed on left side on frame sizes B1, B2,
C1 and C2. Mains switch on A5 frames is placed on right
side
Frame size
A5
B1
B2
C1 37 kW
C1 45-55 kW
C2 75 kW
C2 90 kW
FC 300 Design Guide
Type
Merlin Gerin
NPJF36120U31AABSCYP
Merlin Gerin
NRJF36200U31AABSCYP
Merlin Gerin
NRJF36200U31AABSCYP
Merlin Gerin
NRJF36250U31AABSCYP
Type
Kraus&Naimer KG20A T303
Kraus&Naimer KG64 T303
Kraus&Naimer KG64 T303
Kraus&Naimer KG100 T303
Kraus&Naimer KG105 T303
Kraus&Naimer KG160 T303
Kraus&Naimer KG250 T303
®
MG.33.BD.02 - VLT is a registered Danfoss trademark
Default breaker settings
Trip level [A]
1200
2000
2000
2500
Terminal connections
L1 L2 L3
T1 T2 T3
L1 L2
T1 T2
Time [sec.]
0.5
0.5
0.5
0.5
8
31 43
32 44
L3 13
T3 14
203
8