460-480 Tyco Electronics, 460-480 Datasheet - Page 115

• Manufacturer Part Number: 460-480
• Description: Voltage Transformer
• Manufacturer: Tyco Electronics
• Series: 460r

Specifications of 460-480

• Turns Ratio: 4
• Transformer Mounting: Chassis
• Voltage Ratio: 480
• Primary Voltages: 480V
• Power Rating: 150VA
• Output Voltage: 120V
• Mounting Type: Foot Mounted
• Transformer Type: Voltage
• Lead Free Status / RoHS Status: na

Model 475
• The primary and secondary terminals are No. 8 brass screws with flat washer and lockwasher.
• The core and coil assembly is encased in a thermoplastic shell and filled with resin.
• These transformers are designed for operation line-to-line. They may also be operated
• It is desirable to use a 3.0 amp BBS type or equal fuse in the secondary to protect
• With two exceptions these transformers are ANSI C57.13 group 1. Those marked * are
• Models designed specifically for 50Hz operation are available with reduced performance –
• This page contains a circle diagram for the estimation of the errors for other than rated
• Transformer has a plastic terminal cover.
• Approximate weight: 12.5 lbs
line-to-ground or line-to-neutral at reduced voltage, (58% of rated volts).
the transformer.
group 2.
consult factory for details.
burdens. See page 9 in this section for a description of its use.
Not
Fused
*475–480
*475–600
475–069
475–120
475–208
475–240
475–277
475–288
475–300
475–346
Catalogue Numbers
*475–480F
*475–600F
Primary
Fuses Only
475–069F
475–120F
475–208F
475–240F
475–277F
475–288F
475–300F
475–346F
*475–480FF
*475–600FF
475–069FF
475–120FF
475–208FF
475–240FF
475–277FF
475–288FF
475–300FF
475–346FF
Primary &
Secondary
Fuses
*600:120
*480:120
69.3:120
300:120
208:120
240:120
346:120
Voltage
Rating
288:120
277:120
120:120
Turns
Ratio
0.58:1
2.88:1
2.31:1
1.73:1
2.4:1
2.5:1
4:1
2:1
5:1
1:1
Rec. Primary
Fuse Rating
10.0
4.0
4.0
4.0
6.0
3.0
3.0
3.0
2.0
1.5
VOLTAGE TRANSFORMER CIRCLE DIAGRAM
THIS GRAPH IS DRAWN FOR 60Hz P.F. SYSTEM LOAD
Frequency:
60Hz
Standard Secondary Voltage:
120 Volts
Insulation Level:
600 Volts, 10kV BIL full wave
Accuracy Class:
0.3 W. 0.6 x 1.2M at 60Hz
Thermal Rating:
300VA at 30°C amb
200VA at 55°C amb
CSA 223647
Approvals
UL 257877
115