58 Burgess switches www.burgess-switch.comburgess-switch@johnsonelectric.om
Miniature
BVM3
BVM3F
Characteristics ■ positive-action forced break switching
■ > 3 mm contact gap at full travel
■ internationally recognized V3 housing
■ faston terminals
Rating 250 VAC, 10 A
Dimensions (mm) 28 • 16 • 10.5
Actuator ■ plunger
■ plain lever
■ roller lever
Approvals ULS, CSA, ENEC
Preferred Range
Ordering Actuating Force Sealing Terminal Circuit Actuator Contacts Electrical rating
Reference (N) (ozf)
BVM3FULS 4.5 16.2 IP40 Faston NC Plunger Ag/Ag nickel Up to 250 VAC, 10 A
BVM3FYULS 4.5 16.2 IP40 Faston NC Plain lever Ag/Ag nickel Up to 250 VAC, 10 A
BVM3FYRULS 5.0 18.0 IP40 Faston NC Roller lever Ag/Ag nickel Up to 250 VAC, 10 A
59www.burgess-switch.comburgess-switch@johnsonelectric.omBurgess switches
Miniature
BVM3
Specifications
Housing Glass reinforced nylon
Plunger Nylon
Mechanism > 3 mm gap, positive-action, single pole
Functions Normally closed
Contacts Fixed silver nickel, Moving silver
Terminals 6.3 mm (0.25 in) faston NC (2) - brass, Common (1) - brass, Ag-plated
Temperature range ºC –40°C to +85°C
Mechanical life 106 cycles minimum, impact-free actuation
Protection IP40 (enclosure)
Mounting Side mounting
Actuators Plain lever - stainless steel, roller lever - stainless steel, nylon roller
Lid Polycarbonate
Circuit diagram
Dimensions
1
2
COMMON
CLOSED
NORMALLY
Recommended maximum electrical ratings
Voltage Load Horsepower Approval
(max) (A)
250 VAC 10 (0.75 pf) - ULS 1054/CSA 22.2 No. 55 - 100,000 operations
250 VAC - 1⁄2 HP ULS 1054 - Horsepower - 6,000 operations
250 VAC 10 (3) - EN 61058-I T85 50,000 operations
125 VAC - 1⁄2 HP ULS 1054 - Horsepower - 6,000 operations
0 - 15 VDC 10 - General rating - 50,000 operations
15 - 30 VDC 7 - General rating - 50,000 operations
60 Burgess switches www.burgess-switch.comburgess-switch@johnsonelectric.om
Miniature
BVM3
Operating Characteristics
Actuating Actuating Free Contact gap at
Actuator Reference Force Force Position total travel
at contact break at total travel
Maximum Minimum Maximum Minimum
(N) (ozf) (N) (ozf) (mm) (in) (mm) (in)
Plunger BVM3FULS 4,5 16,2 4,8 17,3 15,8 0,62 3,0 0,12
Y Lever BVM3FYULS 4,5 16,2 4,8 17,3 16,8 0,66 3,0 0,12
YR Lever BVM3FYRULS 5,0 18,0 5,5 19,8 22,35 0,88 3,0 0,12
Operating characteristics are specified from the mounting holes.
Total travel: Plunger can be depressed flush with housing. The housing should not be used as an end stop.
Ø 4.8 X 4.8
[Ø 0.19 X 0.19]
[0.46]
11.7
13.7
[0.54]
Ø 4.8 X 4.8
[Ø 0.19 X 0.19]
[0.46]
11.7
13.7
[0.54]
Ø 4.8 X 4.8
[Ø 0.19 X 0.19]
[0.46]
11.7
13.7
[0.54]
Basic type BVM3
Terminals F Faston 6.3 • 0.8 mm
Actuators No symbol, without lever
Y Straight lever 13.7 mm
YR Roller lever 11.7 mm
Approvals ULS UL 100 k operations and CSA approval, ENEC
Special Features /□□□□ Burgess specialise in customer specific solutions.
Additional product variants are available or can be provided.
If your requirements cannot be satisfied from the options listed,
please contact us.
Ordering Reference
Example: BVM3 F Y ULS
