8.4 Disconnectors, Circuit Breakers and Contactors
8.4.1 Line Power Disconnectors
Assembling of IP55 / NEMA Type 12 (A5 housing) with line power disconnector
The line power switch is placed on left side on frame sizes B1, B2, C1 and C2 . The line power switch on A5 frames is placed on right side
Frame size:
Type:
Terminal connections:
A5
Kraus&Naimer KG20A T303
B1
Kraus&Naimer KG64 T303
B2
Kraus&Naimer KG64 T303
C1 50 hp [37 kW]
Kraus&Naimer KG100 T303
C1 60–75 hp [45–55 kW]
Kraus&Naimer KG105 T303
C2 100 hp [75 kW]
Kraus&Naimer KG160 T303
C2 125 hp [90 kW]
Kraus&Naimer KG250 T303
8.4.2 Line Power Disconnectors - Frame Size D, E and F
Frame size
Power & Voltage
Type
D1/D3
P90K-P110 380–500 V & P90K-P132 525–690 V
ABB OETL-NF200A or OT200U12-91
D2/D4
P132-P200 380–500 V & P160-P315 525–690 V
ABB OETL-NF400A or OT400U12-91
E1/E2
P250 380–500 V & P355-P560 525–690 V
ABB OETL-NF600A
E1/E2
P315-P400 380–500 V
ABB OETL-NF800A
F3
P450 380–500 V & P630-P710 525–690 V
Merlin Gerin NPJF36000S12AAYP
F3
P500-P630 380–500 V & P800 525–690 V
Merlin Gerin NRK36000S20AAYP
F4
P710-P800 380–500 V & P900-P1M0 525–690 V
Merlin Gerin NRK36000S20AAYP
8 Electrical Installation
FC 300 Design Guide
8-28
MG.33.BC.22 - VLT
®
is a registered Danfoss trademark
8