Catalog Symbol: NH_G-690
Approvals: IEC269,VDE 0636
Description: A square bodied range of industrial fuse links
for wide variety of applications where 690V is needed.
Packaging: All fuse links are packed in 3’s.
Standards: DIN43620 Par t 1
Ordering Code: Rating/Type/Body Size/Category
e.g. 100NH2G-690
5-2-00
SB99216 Rev. A
Bussmann®
Form No. NH
Page 1of 4
BIF Doc# 9003
HRC Fuse Links NH
Class of Operation gL/gG, 690V ac 440V dc 6 to 630 Amps
Sizes 00 to 3
Technical Data:
Rated Volta ge: 690V ac / 440V dc
Rated Breaking Capacity: 50kA
Rated Frequency: 50 Hz
Operating Frequency: 45 - 62 Hz
Selectivity: 1 : 1.6 up to 690V ac
1 : 1.25 up to 380V ac
Design - Insulator: Ceramic
- Metal Par ts: Corrosion-proof (top plate also
galvanic plated)
Contact Blades: Full contact blades,
silver plated copper.
Protection T ype: IP 00 according to DIN40050
Dimensions: DIN 43620
Tests: VDE 0636/21 (RS 5126-75)
Constancy of
Characteristics: Resistant to ageing.
On/Off Indicator: Spring indicator, minimum
operating voltage 10V
Mechanical Stress: Vibrations 7 up to 50 Hz
with 1 g, shocks with 5 g
Specifications (Dimensions all in mm)
SIZE A B C min. D E ± 0.8 F max. G
C00 49 ± 1.5 78.5 ± 1.5 15 21 35 41 60 ± 2.0
00 49 ± 1.5 78.5 ± 1.5 15 30 35 48 60 ± 2.0
0 68 ± 125 ± 1.5 15 30 35 48 60 ± 2.0
1(small) 68 ± 2.5 135 ± 2.5 15 30 40 48 60 ± 2.0
1 68 ± 2.5 135 ± 2.5 20 41 40 53 60 ± 2.0
2 68 ± 2.5 150 ± 2.5 25 51 48 61 60 ± 2.0
3 68 ± 2.5 150 ± 2.5 32 72 60 76 60 ± 2.0
4a 90 ± 30 200 ± 3.0 50 100 85 85 60 ± 2.0
+1.5
–3.0
5-2-00
SB99216 Rev. A
Bussmann®
Form No. NH
Page 2 of 4
BIF Doc# 9003
HRC Fuse Links NH
Class of Operation gL/gG, 690V ac 440V dc 6 to 630 Amps
Sizes 00 to 3
Technical Data
Size 00 1 2 3
Rated operational current le160A 250A 400A 630A
Rated uninterupted current with
connecting knives lu200A 400A 630A 1000A
Rated operational voltage Ule AC 690V 690V 690V 690V
Rated insulating voltage Ui AC 1000V 1000V 1000V 1000V
Insulating class CCCC
Rated frequency 45-62 Hz 45-62 Hz 45-62 Hz 45-62 Hz
Protection catagory IP20 IP20 IP20 IP20
Rated inpulse withstand voltage 12kV 12kV 12kV 12kV
UtilisationCatagory:
AC23B / 380V, cos j =0.35 1280/960A 2000/1500A 3200/2400A 5040/3780A
AC22B / 500V, cos j =0.65 480A 750A 1200A 1890A
AC21B / 660V, cos j =0.95 240A 375A 600A 945A
AC23B / 660V, cos j =0.35* - 2000/1500A*3200/2400A*5040/3780*
Dynamic short-circuit strength
with fuse links according to VDE 120kA 120kA 120kA 120kA
0636 Part 21
Rated short time withstand
current lcw (with connecting >3.0kA >10kA >20kA >20kA
knives) (1s)
Power disipation of the fuse links 12W 23W 34W 48W
Standard terminal M8 M10 M10 M12
For bus bars with max. width 20mm 30mm 40mm 50mm
For cable lug: with 1 cable lug 2.5-70mm26-150mm26-240mm210-240mm2
with 2 cable lugs - 70-150mm2150-240mm2150-240mm2
Ambient air temperature -25 to +55 deg -25 to +55 deg -25 to +55 deg -25 to +55 deg
*designed with arc chambers and break roller.
5-2-00
SB99216 Rev. A
Bussmann®
Form No. NH
Page 3 of 4
BIF Doc# 9003
HRC Fuse Links NH
Class of Operation gL/gG 690V ac 440V dc 6 to 630 Amps
Sizes 00 to 3
Time Current Characteristics for Size 1
Time Current Characteristics for Size 00
Size 1 Details:
Approvals: VDE, ÖVE, KEMA, IEC, SEV
Rated Currents: 40, 50, 63, 80, 100,125,160, 200,
224, 250 Amps
Weight: 0.38 kg.
I2t (Ampere2Seconds) Nom.
Catalog1Amp Pre- Total at Total at Total at Watts Rated
Number Ratings Arcing 380V 500V 690V Loss Voltage
40NH1G-690 40 5,000 11,500 26,300 44,000 4.7
50NH1G-690 50 8,000 18,500 43,000 69,100 6.3
63NH1G-690 63 13,000 31,000 72,000 113,000 7.8
80NH1G-690 80 18,200 43,000 100,000 160,000 8.5
100NH1G-690 100 26,800 63,500 140,000 230,000 9.4
125NH1G-690 125 40,500 96,000 215,000 350,000 12.6 690
160NH1G-690 160 76,500 178,000 410,000 650,000 17.7 ac
200NH1G-690 200 120,500 285,500 650,000 1,050,000 20.0
224NH1G-690 224 160,500 380,500 866,000 1,360,000 23.0
250NH1G-690 250 197,000 462,000 1,100,000 1,700,000 25.2
Size 00 Details:
Approvals: VDE, ÖVE, KEMA, IEC, SEV
Rated Currents: 6, 10, 16, 20, 25, 32, 35, 40, 50, 63,
80, 100, 125, and 160 A
Weight: 0.16 kg.
I1t (Ampere1Seconds) Nom.
Catalog1Amp Pre- Total at Total at Total at Watts Rated
Number Ratings Arcing 380V 500V 690V Loss Voltage
6NH00G-690 6 33 100 210 450 1.3
10NH00G-690 10 75 180 405 705 1.6
16NH00G-690 16 350 830 1,900 3,250 2.0
20NH00G-690 20 780 1,800 4,200 7,200 2.1
25NH00G-690 25 1,450 3,400 7,800 12,500 2.4
32NH00G-690 32 2,400 5,700 12,800 21,000 3.7 690
35NH00G-690 35 3,600 8,500 19,300 31,500 3.8 ac
40NH00G-690 40 5,000 11,500 26,300 44,000 4.7
50NH00G-690 50 8,000 18,500 43,000 69,100 6.3
63NH00G-690 63 13,000 31,000 72,000 113,000 7.8
80NH00G-690 80 18,200 43,000 100,000 160,000 8.5
100NH00G-690 100 26,800 63,500 140,000 230,000 9.4
125NH00G-690 125 40,500 96,000 215,000 350,000 12.6
160NH00G-690 160 78,000 178,000 410,000 650,000 17.7
5-2-00
SB99216 Rev. A
HRC Fuse Links NH
Class of Operation gL/gG 690V ac 440V dc 6 to 630 Amps
Sizes 00 to 3
Bussmann®
Form No. NH
Page 4 of 4
BIF Doc# 9003
Time Current Characteristics for Size 3
Size 3 Details:
Approvals: CEBEC
Rated Currents: 315, 355, 400, 425, 500, and 630 Amps
Weight: 1.0 kg.
I2t (Ampere2Seconds) Nom.
Catalog1Am Pre- Total at Total at Total at Watts Rated
Number Ratings Arcing 380V 500V 690V Loss Voltage
315NH3G-690 315 330,000 800,000 1,780,000 2,800,000 30.0
355NH3G-690 355 405,000 960,000 2,230,000 3,500,000 35.8 690
400NH3G-690 400 600,000 1,400,000 3,300,000 5,000,000 41.5 ac
500NH3G-690 500 1,000,000 2,400,000 5,400,000 8,310,000 43.0
630NH3G-690 630 1,700,000 4,100,000 9,200,000 15,000,000 47.4
Time Current Characteristics for Size 2
Size 2 Details:
Approvals: VDE, ÖVE, KEMA, IEC, SEV
Rated Currents: 40, 50, 63, 80, 100,125,160, 200,
224, 250, 315, 355, 400 Amps
Weight: 0.59 kg.
I2t (Ampere2Seconds) Nom.
Catalog1Amp Pre- Total at Total at Total at Watts Rated
Number Ratings Arcing 380V 500V 690V Loss Voltage
40NH2G-690 40 5,000 11,500 26,300 44,000 4.7
50NH2G-690 50 8,000 18,500 43,000 69,100 6.3
63NH2G-690 63 13,000 31,000 72,000 113,000 7.8
80NH2G-690 80 18,200 43,000 100,000 160,000 8.5
100NH2G-690 100 26,800 63,500 140,000 230,000 9.4
125NH2G-690 125 40,500 96,000 215,000 350,000 12.6 690
160NH2G-690 160 76,500 178,000 410,000 650,000 17.7 ac
200NH2G-690 200 120,500 285,500 650,000 1,050,000 20.0
224NH2G-690 224 160,500 380,500 866,000 1,360,000 23.0
250NH2G-690 250 197,000 462,000 1,100,000 1,700,000 25.2
315NH2G-690 315 330,000 800,000 1,780,000 2,800,000 30.0
355NH2G-690 355 405,000 960,000 2,230,000 3,500,000 35.8
400NH2G-690 400 600,000 1,400,000 3,300,000 5,000,000 41.5
The only controlled copy of this BIF document is the electronic read-only version located on the Bussmann Network Drive. All other copies of this BIF document are by definition uncontrolled.This
bulletin is intended to clearly present comprehensive product data and pro vide technical information that will help the end user with design applications.Bussmann reserves the right, without notice,
to change design or construction of any products and to discontinue or limit distribution of any products. Bussmann also reser ves the right to change or update, without notice, any technical infor-
mation contained in this bulletin. Once a product has been selected, it should be tested by the user in all possible applications.
