C h apter 10 S pecification s 9 5
L iebert E X S 30 kV A A n d 4 0 kV A U P S U ser M an ual
10 .6
E lectrical C h aracteristics (Inverter O utp u t)
T able 10 -6 In verter output (to critical load)
Ite m
U n it
R a te d p o w e r ( k VA )
3 0 k VA
4 0 k VA
R ated A C voltag e
V ac
380 /4 0 0 /4 15 (L in e voltag e)
Frequ ency H z
50 /6 0
O verload %
For lin ear load requirem en t:
< 10 5% , con tin ues;
10 5 ~ 110 % of rated load, 6 0 m in ;
110 ~ 125% of rated load, 10 m in ;
125 ~ 150 % of rated load, 1m in ;
> 150 % , 20 0 m s
R ated pow er factor
1
C rest factor
3:1
Voltag e h arm on ic
distortion
%
< 1.5% (lin ear load); < 4 .5% (n on -lin ear load)
D yn am ic respon se
recovery tim e
m s 4 0
Frequen cy track rate
H z/s
C on f ig urable ran g e: 0.1~0.6 H z /s (sin g le m odule), 0.6 H z /s (several
m odules)
M ain s eff icien cy
%
U p to 9 6.2%
10 .7
E lectrical C h aracteristics (B yp ass In p ut)
T able 10 -7 B ypass in put
Ite m
U n it
R a te d p o w e r ( k VA )
3 0 k VA
4 0 k VA
R ated A C voltag e
V ac
380 /4 0 0 /4 15 (L in e voltag e)
O verload
%
< 110 % , con tin ues;
110 ~ 125% of rated load, 10 m in ;
125 ~ 150 % of rated load, 1m in ;
150 , 20 0 m s
Frequ ency H z
50 /6 0
B ypass voltag e
toleran ce
% V ac
S ettab le: + 10 % , + 15% o r + 20 % ; d efault: + 15%
S ettable: -10 % , -20 % , -30 % or -4 0 % ; default: -20 %