Magnets and Power Supplies

Dipole Magnets and Power Supplies

	Value
Dipole
Number	80+1
No. of power supplies	1
Magnetic length	3.06	m
Core length	3.00	m
Bending radius	38.9611	m
Power supply limit	500.0	A
Field at 7 GeV	0.599	T
Dipole trim coils
Number	80+1
No. of power supplies	80
Magnetic length	3.06	m
Core length	3.00	m
Power supply limit	20.0	A
Maximum field	0.04	T
Horizontal Correction Dipoles
Number	317
No. of power supplies	317
Magnetic length	0.160	m
Core length	0.07	m
Power supply limit	150.0	A
Maximum field	0.16	T
Max. deflection at 7 GeV	1.1	mrad
Vertical Corrector Dipoles
Number	317
No. of power supplies	317
Magnetic length	0.160	m
Core length	0.07	m
Power supply limit	150.0	A
Maximum field	0.17	T
Max. deflection at 7 GeV	1.2	mrad

Quadrupole Magnets and Power Supplies

	Value
Quadrupoles, 0.8m
Number	80
Locations	Q2
No. of power supplies	80
Magnetic length	0.7924	m
Core length	0.7650	m
Power supply limit	450.0	A
Gradient limit	21.1	T/m
$K_1$ limit at 7 GeV	0.903	$1/$m$^2$
Quadrupoles, 0.6m
Number	80
Locations	Q5
No. of power supplies	80
Magnetic length	0.5915	m
Core length	0.5650	m
Power supply limit	450.0	A
Gradient limit	21.1	T/m
$K_1$ limit at 7 GeV	0.903	$1/$m$^2$
Quadrupoles, 0.5m
Number	240
Locations	Q1, Q3, Q4
No. of power supplies	240
Magnetic length	0.4935	m
Core length	0.4650	m
Power supply limit	450.0	A
Gradient limit	21.1	T/m
$K_1$ limit at 7 GeV	0.903	$1/$m$^2$
Skew Quadrupoles
Number	20
No. of power supplies	80
Magnetic length	0.128	m
Core length	0.128	m
Power supply limit	10.0	A
Gradient limit	3.0	T/m
$K_1$ limit at 7 GeV	0.128	$1/$m$^2$

Sextupole Magnets and Power Supplies

	Value
Sextupoles
Number	280
No. of power supplies	280
Magnetic length	0.2527	m
Core length	0.2230	m
Power supply limit	250.0	A
Gradient limit	504	T/m$^2$
$K_2$ limit at 7 GeV	21.5	$1/$m$^3$
Gradient limit (S2 family only)	715	T/m$^2$
$K_2$ limit at 7 GeV (S2 family only)	30.5	$1/$m$^3$