Atlas Copco ZT 275 - Page 225

Type FLA MCA Proposed cable
(mm²)
Maximum
cable
length (m)
Proposed
fuses (A)
(LPJ)
Maximum
fuse (A)
(LPJ)
SCCR
ZT/ZR 145 273 300 2 X (3 X0000+2AWG) 208 2 x(3 X
200)
600 65 kA
ZT/ZR 160 305 336 2 X (3 X0000+2AWG) 183 2 x(3 X
225)
600 65 kA
ZT/ZR 200 365 402 2 X (3 X 300MCM
+2AWG)
149 2 x(3 X
300)
600 65 kA
ZT/ZR 250 425 468 4 X (3 X 00+4AWG) 121 2 x(3 X
300)
600 65 kA
ZT/ZR 275 502 552 4 X (3 X 000+4AWG) 114 2 x(3 X
350)
600 65 kA
FLA and MCA based on an air-cooled full option compressor.
SCCR only achieved with recommended fuses.
Compressors designed for a maximum ambient temperature of 122 °F (50 °C) with IE2 motors
Type
Cables (90° cable) CEC
C22.1
Fuses RK5
(A)
Fuses LPJ
(A)
Maximum cable
length
(m)
ZR/ZT 110
2 x (3x MCM 300 + AWG
3) 2X (3X 175) 2X (3X 600) 202
ZR/ZT 145
4 x (3x AWG 0000 + AWG
2) 2X (3X 250) 2X (3X 600) 133
ZR/ZT 160
4 x (3x AWG 0000 + AWG
2) 2X (3X 250) 2X (3X 600) 133
ZR/ZT 200
4 x (3x MCM 300 + AWG
0) 2X (3X 300) 2X (3X 600) 207
ZR/ZT 250
4 x (3x MCM 350 + AWG
0) 2X (3X 350) 2X (3X 600) 152
Compressors designed for a maximum ambient temperature of 122 °F (50 °C) with IE3 motors or
with oversized motors
Type FLA MCA Proposed cable
(mm²)
Maximum
cable
length (m)
Proposed
fuses (A)
(LPJ)
Maximum
fuse (A)
(LPJ)
SCCR
ZT/ZR 110 252 277 2 X (3 X250MCM
+2AWG)
256 2 x(3 X 175) 600 65 kA
ZT/ZR 145 252 277 2 X (3 X250MCM
+2AWG)
256 2 x(3 X 175) 600 65 kA
ZT/ZR 160 329 362 4 X (3 X 0+6AWG) 114 2 x(3 X 225) 600 65 kA
ZT/ZR 200 384 423 4 X (3 X 00+4AWG) 121 2 x(3 X 300) 600 65 kA
ZT/ZR 250 440 484 4 X (3 X
0000+2AWG)
158 2 x(3 X 350) 600 65 kA
FLA and MCA based on an air-cooled full option compressor.
Instruction book
2920 1815 04 223