Datasheet
GOSSEN METRAWATT GMBH 7
SSP-KONSTANTER, Series 62 N and Series 64 N
Computer Controlled Laboratory Power Supplies
Electrical Data for 80 V Models: xx N 80 RU ...
Unless otherwise specified, entries are maximum values and apply within an operating
temperature range of 0 to 50° C after a warm-up period of 30 minutes.
Article Number K341A K343A K351A K361A
Type 62 N 80 RU 12.5 P 62 N 80 RU 25 P 64 N 80 RU 50 P 64 N 80 RU 75 P
Nominal output data Voltage setting range
Current setting range
Power
0 ... 80 V
0 ... 12.5 A
max. 500 W
0 ... 80 V
0 ... 25 A
max. 1000 W
0 ... 80 V
0 ... 50 A
max. 2000 W
0 ... 80 V
0 ... 75 A
max. 3000 W
Output characteristics (ppm and percentage values make reference to the respective setting or measuring range)
Setting resolution Voltage
Current
1)
20 mV
3.125 mA
20 mV
6.25 mA
20 mV
12.5 mA
20 mV
20 mA
Setting accuracy (at 23 ± 5 °C) Voltage
Current
0.1 % +20 mV
0.2 % +15 mA
0.1 % +20 mV
0.2 % +25 mA
0.1 % +20 mV
0.25 % +50 mA
0.1 % +20 mV
0.3 % +80 mA
Temperature coefficient of
the setting ∆ / K
Voltage
Current
50 ppm +0.4 mV
50 ppm +0.2 mA
50 ppm +0.4 mV
100 ppm +0.1 mA
50 ppm +0.4 mV
100 ppm +0.2 mA
50 ppm +0.4 mV
100 ppm +0.4 mA
Static system deviation
with 100% load fluctuation
Voltage
2)
Current
0.01 % +5 mV
0.05 % +10 mA
0.01 % +5 mV
0.05 % +10 mA
0.01 % +5 mV
0.05 % +20 mA
0.01 % +5 mV
0.05 % +30 mA
Static system deviation
with 15% line voltage fluctuation
Voltage
Current
0.01 % +5 mV
0.03 % +5 mA
0.01 % +5 mV
0.03 % +10 mA
0.01 % +5 mV
0.03 % +20 mA
0.01 % +5 mV
0.03 % +30 mA
Residual ripple
U
O
Ripple 10 Hz … 300 Hz
Ripple 10 Hz … 300 kHz
Ripple + noise 10 Hz … 10 MHz
I
O
Ripple + noise 10 Hz … 10 MHz
35 mV
ss
50 mV
ss
60 mV
ss
/ 10 mV
eff
15 mA
eff
35 mV
ss
50 mV
ss
80 mV
ss
/ 15 mV
eff
20 mA
eff
35 mV
ss
50 mV
ss
80 mV
ss
/ 15 mV
eff
30 mA
eff
35 mV
ss
50 mV
ss
80 mV
ss
/ 15 mV
eff
60 mA
eff
Output voltage transient recovery time with
load step within range of 20 to 100% I
nominal
Tolerance
∆I = 10 %
∆I = +80 %
∆I = -80 %
160 mV
100 µs
700 µs
700 µs
160 mV
100 µs
400 µs
800 µs
160 mV
100 µs
400 µs
800 µs
160 mV
100 µs
400 µs
800 µs
Output voltage over and undershooting with load
step within range of 20 to 100% I
nominal
∆I = 10 %
∆I = 80 %
200 mV
500 mV
200 mV
650 mV
200 mV
650 mV
200 mV
650 mV
Output voltage response time
3)
Tolerance
where Uset step = 0 V –> U
nominal
No load, nominal load
where Uset step = U
nominal
–> 1 V No load, nominal load
160 mV
5 ms, 15 ms
300 ms, 15 ms
160 mV
5 ms, 10 ms
300 ms, 15 ms
160 mV
5 ms, 10 ms
300 ms, 15 ms
160 mV
5 ms, 10 ms
300 ms, 15 ms
Output capacitor discharging circuit Nominal value
Power
2000 µF
25 W
2000 µF
25 W
4000 µF
50 W
6000 µF
75 W
Measuring Function
Measuring Range Voltage
Current
Power
-4.00 … +88.16 V
-0.48 … +13.34 A
0 … >550 W
-4.00 … +88.16 V
-0.96 … +26.68 A
0 … >1100 W
-4.00 … +88.16 V
-1.92 … +53.37 A
0 … >2200 W
-4.00 … +88.16 V
-2.88 … +80.06 A
0 … >3300 W
Measuring resolution: local, remote Voltage
Current
Power
10 mV
2 / 10 mA, 2 mA
1 W, 0.1 W
10 mV
5 mA, 10 mA
1 W, 0.1 W
10 mV
10 mA, 10 mA
1 W, 0.1 W
10 mV
10 mA, 10 mA
1 W, 0.1 W
Measuring accuracy (at 23 ± 5° C) Voltage
Current
Power
0.05% +40 mV
0.3 % +10 mA
0.4% +1 W
0.05% +40 mV
0.3 % +20 mA
0.4% +1.5 W
0.05% +40 mV
0.3 % +30 mA
0.4% +2.5 W
0.05% +40 mV
0.4% +40 mA
0.4% +4 W
Measured value temperature coefficient ∆ / K Voltage
Current
80 ppm +0.4 mV
150 ppm +0.1 mA
80 ppm +0.4 mV
150 ppm +0.1 mA
80 ppm +0.4 mV
150 ppm +0.2 mA
80 ppm +0.4 mV
150 ppm +0.4 mA
Protective functions
Trigger value for output overvoltage protection
Setting range
Setting resolution
Setting accuracy
Response time
3 … 100 V
100 mV
0.3% + 100 mV
200 µs
3 … 100 V
100 mV
0.3% + 100 mV
200 µs
3 … 100 V
100 mV
0.3% + 100 mV
200 µs
3 … 100 V
100 mV
0.3% + 100 mV
200 µs
Reverse polarity protection load capacity Continuous 30 A 55 A 110 A 170 A
Reverse voltage withstand capacity Continuous 100 V – 100 V – 100 V – 100 V –
Additional Functions
Sensing mode operation Compensatable voltage drop per line 1 V 1 V 1 V 1 V
General
Power Supply Line voltage 230 V~ + 10 / – 15%
47 … 63 Hz
230 V~ + 10 / – 15%
47 … 63 Hz
3 x 400 / 230 V~
+ 10 / – 15 %
47 … 63 Hz
3 x 400 / 230 V~
+ 10 / – 15 %
47 … 63 Hz
Power consumption At nom. load
At no load
1150 VA, 680 W
50 VA, 25 W
1750 VA, 1150 W
50 VA, 25 W
4800 VA, 2500 W
150 VA, 40 W
7000 VA, 3800 W
160 VA, 55 W
Max. power loss 150 W 200 W 700 W 1000 W
Efficiency At nom. load > 74 % > 85 % > 80 % > 80 %
Switching frequency Typical 100 kHz 200 kHz 200 kHz 200 kHz
Inrush current Max. 50 A
s
50 A
s
50 A
s
50 A
s
Fuses 1 ea. M 15 A / 250 V (6.3 x 32 mm, UL) 3 ea. M 15 A / 250 V (6.3 x 32 mm, UL)
MTBF at 40 °C > 50,000 h > 47,000 h > 33,000 h > 29,000 h
1)
Current setting values are rounded off at the digital display to multiples of 10 mA (< 100 A) or 100 mA (> 100 A).
2)
In sensing mode at the output terminals
3)
At maximum current setting not including processing time for the previous voltage setting command