IEC and British Standard fuses — 5
IEC and British
Standard fuses
SSD, NSD, ESD BS88 Part 1 fuses
The NSD and ESD are low voltage offset blade, ceramic body fuses
complying with general purpose gG characteristics.
Ratings
•Volts 240-550 Vac
•Amps
•2-63 A
•20M25 to 63M100 motor starter ratings
•IR
•33 kA (SSD)
•80 kA (NSD, ESD)
Agency information
•Meets the requirements of BS88 Part 1 and IEC 60269-1, CE
Catalog no.*
Catalog
symbol Amps (class)
Max
Vac
BS88
ref.
SSD 2, 4, 6, 10, 16, 20, 25, 32 (gG) 240 E1
NSD†
2, 4, 6, 10, 16, 20, 25, 32 (gG) 550
F1
20M25, 20M32, 20M36, 32M36, 32M40,
32M50, 32M63 (gM) 415
ESD†
2, 4, 6, 10, 16, 20, 25, 32 (gG) 550
F240, 50, 63 (gG) 415
63M80, 63M100 (gM)
* To order, specify catalog symbol and amp rating, e.g., SSD20.
† "M" indicates motor starter ratings.
Recommended fuse holders
Fuse symbol Catalog no.
NSD 32NNSF
ESD 63ENSF
STD, NITD, AAO, BAO, OSD, CEO, DEO BS88 Part 1
fuses
The STD to DEO type ceramic body, offset bolt-on blade low voltage
fuses complying with general purpose gG characteristics.
Ratings
•Volts 240-550 Vac
•Amps
•2-200 A
•20M25 to 200M315 motor starter ratings
•IR
•33 kA (STD)
•80 kA (NITD, AAO, BAO, CEO, DEO, OSD)
Agency information
•Meets the requirements of BS88 Part 1 and IEC 60269-1, CE
Catalog no.*
Catalog
symbol Amps (class)
Max
Vac
BS88
ref.
STD 2, 4, 6, 10, 16, 20, 25, 32 (gG) 240 —
NITD†
2, 4, 6, 10, 16, 20, 25, 32 (gG) 550 —20M25, 20M32 (gM)
32M40, 32M50, 32M63 (gM) 415
AAO†2, 4, 6, 10, 16, 20, 25, 32, (gG) 550 A2
32M40, 32M50, 32M63 (gM) 500
BAO†40, 50, 63 (gG) 500 A3
63M80, 63M100 (gM)
CEO†32, 40, 50, 63, 80, 100 (gG) 550 A4
100M125, 100M160, 100M200 (gM) 415
DEO†125, 160, 200 (gG) 415 —
200M315 (gM)
OSD†80, 100 (gG) 500 —
100M125, 100M160 (gM) 415
* To order, specify basic catalog symbol and amp rating. E.g., BAO16.
† "M" indicates motor starter ratings.
Typical applications
•The STD type are used in 240 V street lighting cut-outs
•NITD to DEO types used for industrial and general purpose
applications
Recommended fuse blocks and holders
Fuse catalog symbol Block/holder catalog no.*
NITD CM32FC, RS20_
AAO CM32F, RS32_
BAO CM63F, RS63_
OSD CM100F, RS100_
CEO BH-0111
* See data sheet no. 4132 (CM_), 10083 (RS_) and 1200 (BH-_).
Data sheet no. 4105 (SSD), 4100 (NSD) and 4101 (ESD)
Data sheet no. 4123 (STD), 4106 (NITD), 4109 (AAO),
4112 (BAO), 4107 (OSD), 4115 (CEO) and 4117 (DEO)
5-7
BUSSMANN SERIES FULL LINE CATALOG 1007 — JUNE 2017 Eaton.com/bussmannseries