Input

Maximum Power per phase

FCS18-1 (1 phase): 18 kVA; FCS18-3 (3 phase): 6 kVA

Power factor

0 to unity at full output VA

Voltage Ranges

Range

VLow

VHigh

AC

0 - 135 V

0 - 270 V

VA Programming Resolution

100 mV

Load Regulation

< 0.1 % FS

Line Regulation

< 0.02 % for 10 % line change

See -HV and EHV options for alternative voltage range pairs.

Programming Accuracy 
(25°C ±5°C)

± (0.05% + 0.25 V) from 10V to FS. Specified at voltage sense point with ALC mode ON.

Frequency Range

45 Hz - 1200 Hz (see -HF option for higher output frequencies)

Frequency Resolution

0.01 Hz at < 81.9 Hz, 
0.1 Hz at 82.0 to 819.1 Hz, 
1 Hz at > 819 Hz

Max RMS Current

Range

FCS18-1

FCS18-3

0 - 135 V

133.2 Arms

44.4 Arms

0 - 270 V

66.6 Arms

22.2 Arms

Note: Constant power mode on the FCS Series II provides increased current at reduced voltage

Current Limit

Programmable from 0 Amps to maximum current for selected range

Peak Current

5.7 X (lrms @ full scale voltage)

Output Noise

100mV rms typ. (20 kHz to 1 MHz)

Isolation Voltage

300 V rms output to chassis

Harmonic Distortion

< 1% (at full scale voltage, full resistive load)

Output Relay

Push button controlled and bus controlled output relay

Input

Line Voltage/Current (rms per phase)

Models

Line Voltage

Line Current

208 VAC (STD)

± 10%

65 Arms

240 VAC (OPT)

± 10%

56 Arms

380 VAC (OPT)

± 10%

36 Arms

415 VAC (OPT)

± 10%

33 Arms

480 VAC (OPT)

± 10%

28 Arms

Line VA

24 KVA at nominal input voltage

Line Frequency

47-63 Hz

Efficiency

85% (Typical) depending on line and load

Power Factor

0.85 (Typical)

Inrush Current

250 Apk max. (Note: Each FCS chassis requires its own AC service)

Hold-up Time

> 10 ms

Isolation Voltage

400 VAC RMS input to output; 1350 VAC input to chassis

Measurement

Voltage

Resolution 0.1 Volt, Accuracy 0.05% + 0.25%, Range 0 - 400 V

Current

Resolution 0.01 Amp, Accuracy 0.1% + 0.15A, Range 0 - 20 Amps

Power

Resolution 0.01 kW, Accuracy 1.0 % FS, Range 0 - 54 KW

Phase Angle

Resolution 0.1°, Accuracy ± 2°, Range 0 - 360 °

Power Factor

Range 0.00 to 1.00

Frequency

Resolution four decades, Accuracy ± 0,02 Hz to 99.99 Hz, ± 0.2 Hz to 500.0 Hz, ± 0.5 Hz to 999.9 Hz, 
± 10 Hz to 1200 Hz

Apparent Power

Resolution 0.01 kVA, Accuracy 1.0 % FS, Range 0 - 54 KVA

Protection

Overload / Temp / Voltage

Overload: Constant current or constant voltage mode; Over temperature: Automatic Shutdown; Over voltage: Surge protection to withstand EN50082-1 (IEC 801-4, 5) levels.

Regulatory / RFI Suppression

IEC1010, EN50081-2, EN50082-2, CE, EMC, and safety mark requirements / RIF Suppression: CISPR 11, Group1, Class A

System

Storage

Setup: 16 complete instrument setups / Transient List: 100 transient steps per list (SCPI mode) or 16 transient registers (APE mode)

Trigger Input / Output

Input: Triggers measurements or transient steps - SMA connector: 10K pull-up / Output: SMA Connector: HCTTL output

Remote Control

IEEE-488 Interface (option)

IEEE-488 (GPIB) talker listener. Subset: AH1, C0, DC1, DT1, L3, PP0, RL2, SH1, SR1, T6, IEEE-488.2 SCPI Syntax

USB Interface & Ethernet

Version: USB 1.1; Speed: 460 Kb/s maximum / Ethernet Interface (Optional): specify -LAN option. 10BaseT, 100BaseT, RJ45

RS232C Interface

Bi-directional serial interface; 9-pin D-shell connector. Handshake: CTS, RTS. Databits: 7 w/ parity, 8 w/o parity. Stopbits: 2. Baud rate: 9600 to 115200. Supplied with RS232C cable / Code and Format: SCPI; APE (option -GPIB)

Physical Dimensions

Dimensions (per chassis)

Height: 45” (114.3 cm), Width: 30” (76.2 cm), Depth: 36” (+ 4” for J-box) = 40” (101.6 cm) (For /2 or /3 models multiply height by 2/3)

Weight

Chassis: Net: 900 lbs / 87.7 Kg, Shipping: 1100 lbs / 127.3 Kg (for /2 or /3 model configurations multiply number of chassis).

Vibration and Shock

Designed to meet NSTA project 1A transportation leveI

Air Intake/Exhaust

Forced air cooling, front to rear air intake, rear exhaust, variable fan speed

Temperature

Operating: 0 to 35° C, full power / Storage: -40 to +85° C

Diagnostics

Built-in self test available over bus (*TST)

Rear Panel Connectors

* Three phase AC input and output terminal block with safety cover. * IEEE-488 (GPIB) connector, USB connector, RJ45 connector (with -LAN Option). * 9-pin D-Shell RS232C connector (RS232 DB9 to DB9 cable supplied). * Remote Inhibit (INH) and Discrete Fault Indicator (DFI). * Remote voltage sense terminal block. * Trigger In1 and Trigger Out1. * System interface connectors. * Auxilary Output
(Option -AX)