Cut Sheet

FLUORESCENT IN-FIXTURE
ELECTRONIC BALLASTS
NOTE: Frequently switched, short duration ON/OFF cycles with any Instant Start ballast will reduce
received Lamp Life. Please contact your lamp manufacturer for additional information.
10 BALLASTS
OPERATE
132 LAMPS
IN
860 COMBINATIONS
1 WORKHORSE 1
Maximum Power 28 Watts
Model No. WH1-120-L
Maximum Current (120VAC) .20 AMP
Model No. WH1-277-L
Maximum Current (277VAC) .11 AMP
Black/White Wires 12 Inches
Red/Yellow Wires 24 Inches
Ballast Case Size 120-L
H .75”, W 1”, L 6”
Ballast Case Size 277-L H .75”, W 1”, L 7.5”
Ballast Weight 4.5 oz.
Case Quantity & Weight
50 pcs. 15 lbs.
2 WORKHORSE 2
Maximum Power 35 Watts
Model No. WH2-120-L, WH2-120-C (BLS)
Maximum Current (120VAC) .33 AMP
Model No. WH2-230-L, WH2-277-C (BLS)
Maximum Current (230VAC) .22 AMP
Model No. WH2-277-L, WH2-277-C (BLS)
Maximum Current (277VAC) .15 AMP
Black/White Wires L-18” C-12”
Red/Yellow Wires L-36” C-12”
Case L=H 1”, W 1 “, L 5.5” C=H 1”, W 1.75 “, L 3.3”
Ballast Weight 7 oz.
Case Quantity & Weight 50 pcs. 22lbs.
22 WORKHORSE 22
Maximum Power 35 Watts
Model No. WH22-120-L, WH22-120-C (BLS)
Maximum Current (120VAC) .32 AMP
Model No. WH22-277-L, WH22-277-C (BLS)
Maximum Current (277VAC) .15 AMP
Black/White Wires L-18” C-12”
Red/Yellow Wires L-36” C-12”
Case L=H 1.25”, W 1 “, L 5.5”
120 C=H 1”, W 1.75 “, L 3.3” 277 C=H 1”, W 2.3”,L 3.3
Ballast Weight 7 oz.
Case Quantity & Weight 50 pcs. 22lbs.
3 WORKHORSE 3
Maximum Power 64 Watts
Model No. WH3-120-L, WH3-120-C (BLS)
Maximum Current (120VAC) .56 AMP
Model No. WH3-230-L
Maximum Current (230VAC) .29 AMP
Model No. WH3-277-L, WH3-277-C (BLS)
Maximum Current (277VAC) .24 AMP
Black/White Wires L-18” C-12”
Red/Yellow Wires L-36” C-12”
Case L=H 1”, W 1.5”, L 6.5”
120 C=H 1”, W 2.5”, L 3.8” 277 C=H 1”, W 3.1 “, L 3.8”
Ballast Weight 10 oz.
Case Quantity & Weight
50 pcs. 32 lbs.
33 WORKHORSE 33
Maximum Power 64 Watts
Model No. WH33-120-L
Maximum Current (120VAC) .53 AMP
Model No. WH33-120-C (BLS)
Maximum Current (120VAC) .53 AMP
Black/White Wires L-18” C-12”
Red/Yellow Wires L-36” C-12”
Case L=H 1”, W 1.5”, L 6.5” C=H 1”, W 3.1 “, L 3.82”
Ballast Weight 10 oz.
Case Quantity & Weight
50 pcs. 32 lbs.
BALLAST SPECIFICATIONS COMMON TO ALL WORKHORSE
Operating Voltage: 120 VAC ± 10%
Protection/Output:
Open/Shorted Lamp
277 VAC ± 10% Regulatory Approvals: UL & cUL Listed Type1 or Type 2
Frequency: 50/60 Hz High Power Factor: > .90
ATHD: Meets ANSI C82.11-1993 Open Circuit Voltage: 600 V RMS Max.
Protection/Input:
Ballast Min. Operating Temp.: -20° F (-30º C)
Over Current: Fuse Ballast Maximum Case Temp.: 158º F (70º C)
Voltage Transients: MOV (PER ANSI C82.11 – 1993) Ballast Lamp Starting Mode: Instant Start
EMI: FCC CFR Title 47 Part 18 non-consumer Class P Inherent Thermal Protection
Sound Rating A
42