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10 General Information
Safety Requirements
This product is a Safety Class 1 instrument, which means that it is provided with a protective earth ground terminal. This
terminal must be connected to an ac source that has a 3-wire ground receptacle. Review the instrument rear panel and this
manual for safety markings and instructions before operating the instrument. Refer to the Safety Summary page at the
beginning of this manual for a summary of general safety information. Specific safety information is located at appropriate
places in this manual.
The Electronic Load is designed to comply with the following safety and environmental requirements:
•
IEC 348 - Safety requirements for electronic measuring apparatus.
•
CSA 22.2 No. 231 - Electronic instruments and scientific apparatus for special use and applications.
•
UL 1244 - Electrical and electronic measuring and testing equipment.
Specifications
Table 1-1 lists the specifications of the Single Input Electronic Loads. Specifications indicate warranted performance in the
25
°
C ± 5
°
C region of the total temperature range (0 to 55'C). Table 1-2 lists the supplemental characteristics of the Single
Input Electronic Loads. Supplemental characteristics indicate nonwarranted, typical performance and are intended to
provide additional information by describing performance that has been determined by design or type testing.
Table 1-1. Specifications
SPECIFICATIONS
AC INPUT RATING: Two internal switches permit operation from 100, 120, 220, or 240 Vac, nominal lines.
Amplitude: -13% to +6% nominal line voltage.
Frequency: 48 to 63 Hz
6060B 6063B
DC INPUT RATING
Current: 0 to 60 A 0 to 10 A
Voltage: 3 V to 60 V (see derated 3 V to 240 V (see derated
current detail) current detail)
Power: 300 W at 40
°
C (derated to 250 W at 40
°
C (derated to
225 W at 55
°
C) 187 W at 55
°
C)
OPERATING CHARACTERISTICS