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72
NH Fuse Combination Units
DIMENSION DETAILS
Ø20
Ø20
Ø25
20/32A Gland Plates
63-100A Gland Plates
All Dimensions in mm
Ø25
Ø32
Ø40
Ø20
Ø25
20/32A Gland Plates
63-100A Gland Plates
All Dimensions in mm
Ø25
Ø32
Ø40
W
D
D
D inc handle
H
W
Spreader Box
H
W
D
D
D inc handle
H
W
Spreader Box
H
HOUSED UNIT DIMENSIONS (mm)
HOUSED UNIT H W D D inc. handle H W D
20-32A 220 210 135 200
63-100A 420 262 188 258 SPREADER BOX 105 262 183
125-200A 525 315 240 273 SPREADER BOX 105 315 210
315-400A 735 420 240 305 SPREADER BOX 210 420 240
630-800A 850 620 293 355 SPREADER BOX 210 620 262
FUSE COMPARISON DATA
CURRENT RATING BS 88 REFERENCE LAWSON GEC BUSSMAN
20/32A A1 NIT NIT NITD
63A A3,A2 TIS TIS BAO
100A A4 TCP TCP CEO
125A A4 CTFP TCP DEO
160A A4 CTFP TCP DEO
200A A4 CTFP TCP DEO
315A B3 TKF TKF ED
400A B4, B3, B2,B1 TFM TFM ED
630A C1, C2 TTM,TM TTM,TM FF, EF
800A C1, C2, C3 TLM,TTM,TM TLM,TTM,TM GF, FF, EF
TECHNICAL DATA
20–32A 63A 100A 125A 160A 200A 315A 400A 630 800
Mechanical Endurance 10,000 10,000 10,000 10,000 10,000 10,000 10,000 10,000 8,000 8,000
Fused s/c Current kA RMS 80 80 80 80 80 80 80 80 80 80
Ratings A kW A kW A kW A kW A kW A kW A kW A kW A kW A kW
415V le/pe 32 15 63 30 100 55 125 75 160 90 200 110 315 160 400 220 630 353 800 450
Isolator links - NHCIL2 NHCIL3 NHCIL3 NHCIL3 NHCIL3 NHCIL4 NHCIL4 NHCIL5 NHCIL5
SPECIFICATION
l
BSEN947-3
l
Range of ratings 20A-400A
l
Pole configurations SP & N, and TP & N
l
Voltage rating 415V ac
l
Frequency rating 50/60 Hz
l
Fuse type BS88