GE B90 User Manual

CHAPTER 2: PRODUCT DESCRIPTION SPECIFICATIONS
B90 LOW IMPEDANCE BUS DIFFERENTIAL SYSTEM – INSTRUCTION MANUAL 2-21
2
Maximum DC voltage: 75 V for SL power supply module
Voltage loss hold-up: 200 ms duration at maximum load
NOTE: Low range is DC only.
HIGH RANGE
Nominal DC voltage: 125 to 250 V
Minimum DC voltage: 88 V
Maximum DC voltage: 300 V
Nominal AC voltage: 100 to 240 V at 50/60 Hz
Minimum AC voltage: 88 V at 25 to 100 Hz
Maximum AC voltage: 265 V at 25 to 100 Hz
Voltage loss hold-up: 200 ms duration at maximum load
ALL RANGES
Volt withstand: 2 × Highest Nominal Voltage for 10 ms
Power consumption: typical = 15 to 20 W/VA
maximum = 45 W/VA
contact factory for exact order code consumption
INTERNAL FUSE
Ratings:
Low range power supply: 8 A / 250 V
High range power supply: 4 A / 250 V
Interrupting capacity:
AC: 100 000 A RMS symmetrical
DC: 10 000 A
2.5.7 Outputs
FORM-A RELAY
Make and carry for 0.2 s: 30 A as per ANSI C37.90
Carry continuous: 6 A
Break (DC inductive, L/R = 40 ms):
Operate time: < 4 ms
Contact material: silver alloy
LATCHING RELAY
Make and carry for 0.2 s: 30 A as per ANSI C37.90
Carry continuous: 6 A as per IEEE C37.90
Break (DC resistive as per IEC61810-1):
Operate time: < 4 ms
Contact material: silver alloy
Voltage Current
24 V 1 A
48 V 0.5 A
125 V 0.3 A
250 V 0.2 A
Voltage Current
24 V 6 A
48 V 1.6 A
125 V 0.4 A
250 V 0.2 A

GE B90 Specifications

General

Brand	GE
Model	B90
Category	Relays
Language	English