BuyLog Flippingbook NOV 2024

CONTROL POWER AND ENCAPSULATED TRANSFORMERS, BUYLOG SECTION 10B

10B-18

— General purpose encapsulated Single-phase NEMA 3R Type QB up to 3 kVA

QB small power transformers come standard in NEMA 3R nonventilated weatherproof enclosures. These units feature encapsulated copper core and coils with integrated junction boxes for easy wiring. Improved termination spacing and wiring compartment room gives greater flexibility in selecting various UL listed connectors for either copper or aluminum cable.

Type QB, .050 kVA-3 kVA, Single-phase

.050 - 3 kVA indoor/outdoor Type QB UL Listed C-UL Listed Input voltage Output voltage kVA

Weight (lbs)

Frame size

Frequency (Hz)

Wiring diagram no. ¹

Taps

Ordering code

240 x 480 Volts, 480 Volts

0.05 0.05

60

No Taps No Taps No Taps No Taps No Taps No Taps No Taps No Taps No Taps No Taps No Taps No Taps No Taps No Taps No Taps No Taps No Taps No Taps No Taps No Taps No Taps No Taps (-2: 5.0%) (-2: 5.0%) (-2: 5.0%) (-2: 5.0%) (-2: 5.0%) (-2: 5.0%) (-2: 5.0%) (-2: 5.0%) (-2: 5.0%) (-2: 5.0%) No Taps No Taps No Taps No Taps No Taps No Taps No Taps No Taps (-2: 5.0%) No Taps (-2: 5.0%) (-2: 5.0%) No Taps (-2: 5.0%) (-2: 5.0%) No Taps (-2: 5.0%) (-2: 5.0%) No Taps (-2: 5.0%) No Taps (-2: 5.0%) No Taps (-2: 5.0%) No Taps

1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 2 2 2 2 2 2 2 2 2 2 5 5 5 5 5 5 5 5 2 5 2 2 5 2 2 5 2 2 5 2 2 5 2 -

6 6 6 6 6 6

6100 6100 6200 6200 6200 6200 8175 8175 8175 8200

9T51B0002 9T51B0502 9T51B0003 9T51B0503 9T51B0004 9T51B0504 9T51B0005 9T51B0505 9T51B0007 9T51B0507 9T51B0008 9T51B0508 9T51B0009 9T51B0509 9T51B0010 9T51B0510 9T51B0011 9T51B0511 9T51B0012 9T51B0512 9T51B0013 9T51B0513 9T51B0548 9T51B0549 9T51B0050 9T51B0550 9T51B0051 9T51B0551 9T51B0052 9T51B0552 9T51B0053 9T51B0135 9T51B0553 9T51B0082 9T51B0083 9T51B0084 9T51B0584 9T51B0085 9T51B0087 9T51B0587 9T51B0088 9T51B0568 9T51B0089 9T51B0569 9T51B0070 9T51B0090 9T51B0570 9T51B0071 9T51B0091 9T51B0571 9T51B0072 9T51B0092 9T51B0572 9T51B0592 9T51B0073 9T51B0093 9T51B0573 9T51B0593

240 x 480 Volts

50/60

240 x 480 Volts, 480 Volts

0.075 60

240 x 480 Volts

0.075 50/60

240 x 480 Volts, 480 Volts

0.1 0.1

60

240 x 480 Volts

50/60

240 x 480 Volts, 480 Volts

0.15 0.15 0.25 0.25

60

10 10 10 10 16 20 25 25 25 30 40 40 45 50 55 60 20 25 25 30 40 40 45 50 55 55 60 10 10 10 16 20 25 25 25 25 30 40 40 40 45 45 50 50 55 55 60 60 6 6 6 6

240 x 480 Volts

50/60

240 x 480 Volts, 480 Volts

60

240 x 480 Volts

50/60

240 x 480 Volts, 480 Volts

0.5 0.5

60

10200 10225 12200 12225 12225 12275 14200 14225 14250 14300 14350 14400 10225 12200 12225 12275 14200 14225 14250 14300 14350 14350 14400 10200 10225 12200 12200 12225 12225 12275 14200 14200 14225 14250 14250 14300 14300 14350 14350 14400 14400 6100 6200 6200 6200 8175 8175 8200

120/240 Volts

240 x 480 Volts

50/60

240 x 480 Volts, 480 Volts

0.75 0.75

60

240 x 480 Volts

50/60

240 x 480 Volts, 480 Volts

1 1

60

240 x 480 Volts

50/60

240 x 480 Volts, 480 Volts

1.5 1.5

60

240 x 480 Volts

50/60

240 x 480 Volts, 480 Volts

2 2 3 3

60

240 x 480 Volts

50/60

240 x 480 Volts, 480 Volts

60

240 x 480 Volts

50/60 50/60 50/60

0.5

0.75

1 1

60

50/60

1.5 1.5

60

50/60

480 Volts

120/240 Volts

2 2 3 3 3

60

50/60

60 60

(+2, -2: 2.5%) 3

50/60

0.05

60

0.075 60

0.1 0.1

60

50/60

0.15 0.25 0.25

60 60

50/60

0.5 0.5

60

50/60

0.75 0.75

60

50/60

1 1 1

60 60

600 Volts

120/240 Volts

50/60

1.5 1.5 1.5

60 60

50/60

2 2 2 2 3 3 3 3

60 60

50/60 50/60

60 60

50/60 50/60

-

1 See page 10B-23 for wiring diagrams.