NR21 IDEC Corporation, NR21 Datasheet - Page 9

• Manufacturer Part Number: NR21
• Description: Plug-In Base; DIN Rail Mount; NRA Series Circuit Breakers; NRA Series
• Manufacturer: IDEC Corporation

Specifications of NR21

• Brand/series: NRA Series
• Mounting Type: DIN Rail Mount
• Lead Free Status / Rohs Status: RoHS Compliant part
• For Use With: NRA Series Circuit Breakers

NRA Series
www.idec.com
Model
NRAN
NRAS
NRAR
Installation Angle: Circuit breakers are designed to operate on a vertical surface. The mount-
ing angle should not exceed a vertical plane by more than 10°.
Mounting Holes
NRAS
Ø0.158" (4mm)
Circuit Breakers
(16mm)
0.630"
3.02
3.02
3.38
Maximum Mounting Distance
"
"
"
(77.5mm)
(77.5mm)
(86.7mm)
A
(19.1mm)
0.745"
(38.7mm)
NR31, NR32, NR33 — Panel Mount Flush Plate
(53.5mm)
1.51"
2.09"
3.93
3.57
3.57
USA: (800) 262-IDEC or [phone], Canada (888) 317-IDEC
"
"
"
(100.7mm)
(91.5mm)
(91.5mm)
B
2.25"(57.8mm)
(42.2mm)
0.764"
(19.6mm)
1.66"
Panel Cut-Outs
Mounting to Panel Surface
0.20" (5.1mm)
NRAR, NRAN
Mounting Holes
Schematics in Inches (mm)
Ø0.156" (4mm)
1-Pole
2-Pole
3-Pole
0.745" (19.1mm)
1.49" (38.2mm)
(19.1mm)
2.23" (57.3mm)
0.745"
Mounting to DIN Rail
NRA Series
N-11
N