Siemens asked contractors for everything they wanted in an enclosed safety switch. Contents Their input helped create the toughest, most reliable, most hassle-free enclosed safety switch in the business—the Siemens Type VBII Safety Switch. It’s a switch Features that’s right for any commercial, industrial or special use application. The Siemens...
Page 3
One Tough Switch: Siemens Type VBII Safety Switch One Tough Switch: Siemens now offers a complete line More Rugged and Durable of enclosed switches featuring unique and innovative designs that in Demanding Applications Siemens engineers tackled the are unparalleled in the industry.
Page 4
General and Heavy Duty Features Siemens Type VBII Safety Switch Application Fuses Application General Duty Switches General Duty Switches Heavy Duty Switches General Duty Switches are intended for Fusible switches will accept Heavy Duty Switches are intended for applications where reliable performance...
Page 5
Feature Comparison General Heavy Double Duty Duty Throw Features / Ratings ✓ ✓ ✓ 30-600 Amps ✓ ✓ 800 and 1200 Amps ✓ ✓ ✓ 240 Volts AC ✓ ✓ 600 Volts AC ✓ ✓ ✓ 250 Volts DC ✓ 600 Volts DC ✓...
Type 1 Enclosure Siemens Type VBII Safety Switch Type 1 enclosures are intended for indoor use primarily to provide protection against contact with the enclosed equipment in locations where unusual service conditions do not exist. Features • Tangential knockouts in all box surfaces (30-600A HD &...
Page 7
Type 3R Enclosure Type 3R enclosures are intended for outdoor use primarily to provide a degree of protection against falling rain and sleet, and must remain undamaged by the formation of ice on the enclosure. They are not intended to provide protection against conditions such as dust, internal condensation or internal icing.
Page 8
Type 4/4X Enclosure Siemens Type VBII Safety Switch Type 4/4X enclosures are intended for indoor or outdoor use primarily to provide a degree of protection against windblown dust, rain, splashing water and hose-directed water. They are not intended to provide protection against conditions such as internal condensation or internal icing.
Page 9
Type 3R / 12 Enclosure Type 3R / 3S enclosures are intended to provide a degree of protection against windblown dust, and to allow operation when ice-laden. They are not intended to provide protection against conditions such as condensation or internal icing. Type 12 enclosures are intended for indoor use primarily to provide a degree of protection against dust,...
Page 10
Type 7 and 9 Enclosure Siemens Type VBII Safety Switch Type 7 enclosures are intended for indoor use in locations classified as Class I, Groups A, B, C or D as defined in the National Electrical Code. Type 9 enclosures are intended for...
General Duty Switches Plug Fuse and Special Application Types Features ƒ • Compact size • Visible blade, double-break switching action • Quick-make, quick-break operating mechanism • Highly visible ON/OFF indicators • Padlock-off handle feature • Door padlock provision • Bondable neutral (where indicated) •...
Page 12
General Duty Switches-Features (60-600A) 10. Handle and cover 5. Generous wiring gutters that 1. Cover interlock padlocking provisions meet or exceed NEC wire- bending space requirements 2. Tangential knockouts through 11. Side-hinged door that opens 600A for easy conduit lineup 180 degrees for easier wiring 6.
General Duty Switches Horsepower Ratings ➀ Indoor - Type 1 Outdoor - Type 3R 240 Volt AC Volt 1-Phase, 2-Wire 2-Phase, 4-Wire 3-Phase, 3-Wire Ampere Catalog Ship. Dwg. Catalog Ship. Dwg. System Rating Number Wgt.* Number Wgt.* Fig. Std. Max. Std.
Heavy Duty Switches Horsepower Ratings ➀ Indoor - Type 1 Outdoor - Type 3R 240 Volt AC 1-Phase, 2-Wire 2-Phase, 4-Wire 3-Phase, 3-Wire Volt Ampere Catalog Ship. Dwg. Catalog Ship. Dwg. System Rating Number Wgt.* Fig. Number Wgt.* Fig. Std. Max.
Page 17
Heavy Duty Switches Horsepower Ratings ➂ Indoor - Type 1 Outdoor - Type 3R 480 Volt AC 600 Volt AC Volt 1-Ø, 2-Wire 3-Ø 3-Wire 1-Ø 2-Wire 3-Ø 3-Wire Volt Ampere Catalog Ship. Dwg. Catalog Ship. Dwg. System Rating Number Wgt.* Fig.
Page 18
Heavy Duty Switches Indoor - Type 1 Outdoor - Type 3R Horsepower Ratings 240 Volt 480 Volt 600 Volt 250V 600V Ampere Catalog Ship. Dwg. Catalog Ship. Dwg. System Rating Number Wgt.* Fig. Number Wgt.* Fig. 1Ø 3Ø 1Ø 3Ø 1Ø...
600 (N-F) HNF362JPN HNF362SPN ➀ Arktite™ is a registered trademark of the Crouse-Hinds Company. Plugs are not sold or supplied by Siemens. ➁ Indicates plug with maximum diameter cable bushing. ➂ QuelArc™ is a registered trademark of the Pyle-National Company.
Page 20
Heavy Duty Special Application 4 & 6 Pole Switches Application Features 4 & 6 pole switches are commonly used • Visible blade, double break as a disconnecting means for two- switching action speed, two-winding motors. Fused • Highly visible ON/OFF indication switches provide both over current and •...
Page 21
Special Application Switches / Non-Metallic Application operating temperatures and is supplied with a continuous memory retaining Siemens Non-Metallic Safety Switches gasket for a superior seal against entry have fiberglass reinforced polyester of water, dust and other contaminants. enclosures, which are extremely...
General and Heavy Duty Accessories Copper Lug Kits Heavy duty switches are UL approved to accept field installed copper lug kits. Copper Lug Kits HLC612 Switch Copper Lug Ampere Kit Catalog Rating Number Description 30-60 HLC612 (9) Lugs / Kit #14-6 AWG (1)/Ø HLC63 (9) Lugs / Kit #14-1/0 AWG (1)/Ø...
Page 23
1 normally open and 1 normally closed or 2 normally open and 2 normally closed configurations. Siemens offers a PLC Auxiliary Switch (30-200A) that has very low resistance for low voltage and current typical in PLC circuits.
Page 24
General and Heavy Duty Accessories Class J Fuse All 100-600A General Duty, 100-600A 240V Heavy Duty and 600V, 30-600A Heavy Duty Switches are field convertible to accept Class J fuses by moving the load base to a predrilled J fuse position. HN612 Neutral Kits Standard Neutral Kits can be field...
General and Heavy Duty Hub and Lug Data SL0420 ECHS200 Compression Lug Multiple Padlock Accessory Neutral Barrier Kit A tamperproof device to provide for All Heavy Duty Switches are field con- multiple padlocking to meet OSHA or vertible for crimp type lugs. When ECHV300 plant requirements.
Page 26
Heavy Duty Crimp Lug Application Data Heavy Duty Switches are UL approved to accept the following field installed compression lugs: ➀ Heavy Duty 30 Amp Burndy Thomas-Betts Ilsco Wire Size CU ONLY CU/AL CU ONLY CU/AL CU ONLY CU/AL #14-10 60096 60097 YA8C-L Box...
Double Throw Switches Description & Application Double throw safety switches are load side of the switching mechanism. intended to transfer loads from one A cover interlock is provided on all power source to another. All two- and ampere ratings. The operating handle three pole double throw switches are may be padlocked in the OFF position.
Page 29
Double Throw Switches General Duty, Accessories, Lug Data and Horsepower Ratings Double Throw Switches Number Type 3R – Outdoor➀ Less Neutral Type 3R – Outdoor➀ With Neutral System Voltage of Poles Amps Catalog Number Catalog Number General Duty Non-Fusible DTGNF223R DTGNF223NR DTGNF224R DTGNF224NR...
Page 31
9.01 Type 1 (Indoor) Figure 3 ➀ 30 Amp Heavy Duty Non-Fusible .25 DIA GROUND KNOCKOUT TOP & BOTTOM 60 Amp Compact Heavy Duty Non-Fusible 5.71 TOP & BOTTOM 60 Amp General Duty Non-Fusible 1.51 1.80 1.80 6 [ ] 6.64 ➀...
Page 32
Detailed Dimension Drawings Siemens Type VBII Safety Switches Type 1 (Indoor) Figure 5 60 Amp Heavy Duty .88 DIA TOP & BOTTOM (Also 30 Amp Oversized Heavy Duty) KNOCKOUT ➀ 11.53 .25 DIA GROUND KNOCKOUT TOP & BOTTOM 10.19 ➀...
Page 33
Type 1 (Indoor) Figure 7 200 Amp General and Heavy Duty TOP & BOTTOM ➀ .25 DIA GROUND KNOCKOUT TOP & BOTTOM 12.33 15.39 SEE DETAIL ➀ 16.98 .88 DIA KNOCKOUT ➀ 10.17 TOP & BOTTOM 3.81 5.10 7.19 6.36 8.19 ➀...
Page 34
Detailed Dimension Drawings Siemens Type VBII Safety Switches Type 1 (Indoor) Figure 9 14.68 400 / 600 General and Heavy Duty Fusible 24.65 13.44 2.07 20.50 26.70 9.23 2.50 [ 678 ] 11.00 [ 279 ] .50-.75 DIA (2) GROUND KNOCKOUT 1.80...
Page 35
Figure 11 Type 1 (Indoor) 800 / 1200 Amp Heavy Duty Fusible 14.68 38.40 13.44 3.20 2.79 24.02 40.00 1016 9.24 6 [ ] 67.16 66.67 61.25 1706 1693 1556 30.46 .56 Dia (4) 13.24 No knockouts in the enclosures. Type 3R (Outdoor) Figure 12 30 Amp General Duty (2-Pole)
Page 36
Detailed Dimension Drawings Siemens Type VBII Safety Switches Type 3R (Outdoor) Figure 13 30 Amp General Duty (3-Pole) TYPE HA OUTDOOR HUB PROVISION 3.13 7 .69 [ 79.50 ] [ 195.33 ] 5.38 7 .19 [ 136.65 ] 2.81 1.31 [ 182.63 ]...
Page 37
➀ Type 3R (Outdoor) Figure 15 10.17 30 Amp Heavy Duty Fusible ➀ 8.25 60 Amp General Duty Fusible ➀ 5.05 8 [ ] 7.91 SEE DETAIL 1.35 3.32 3.21 14.39 15.45 PROVISION FOR TYPE "HS" HUB LEFT & RIGHT SIDE 10.11 .27 DIA ➀...
Page 38
Detailed Dimension Drawings Siemens Type VBII Safety Switches Type 3R (Outdoor) Figure 17 ➀ 100 Amp General and Heavy Duty ➀ (also 60A Oversized Heavy Duty) ➀ ➀ ➀ ➀ KNOCKOUT CONDUIT CODE SIZE A (Tangential) 1.00 1.25 1.50 B (Tangential) 1.00 1.25...
Replacement Parts Siemens Type VBII Safety Switch HNB623 HM6123 HBB612 HH6123 HFB612 HFB656 Ampere Line Load Handle/Handle Guard Mechanism Rating Base Base General Duty Heavy Duty Assembly Lugs 30A General Duty 2- and 3-Pole Fusible and Non-fusible ➄ 240V Max –...
The compatible fusible safety switch is designed for fuse versatility. Although is selected using the following selected following these parameters: Siemens is not a manufacturer of fuses, parameters: • System voltage requirements once the type of fuse needed for a •...
Fuse Applications and Dimensions Siemens Type VBII Safety Switch Class R and H Fuses Class R Application: Over-current and short-circuit protection of motors and transformers, service entrance equip- ment, feeder and branch circuits. (General Purpose Protection) Class R Rejection: A UL Class R fuse kit is...
Page 51
Class L Class T Application: Current limiting Application: It combines two highly protection for service entrance desirable features—a high degree of equipment, feeder circuits and current limition and a small physical metering centers. size. Panelboards, Switchboards and Metering Center. Rejection: Its unique dimensions prevent the substitution of another Rejection: Its unique dimension fuse.
(in contrast with no-load dis- most instances, to list all such ratings Number of Number of Operations connect switches), such as standard on the front of the unit. Siemens does, Switch ON, OFF and maximum horsepower ratings however, provide this data by means of...
Page 53
Siemens Type VBII Safety Switch Multiple-Voltage The UL fuse standard defines maximum Horsepower Ratings instantaneous peak let-through current A switch may have additional standard (lp) and maximum destructive energy and maximum horse-power ratings for let-through (I2t) for each fuse (except different voltages.
Siemens Type VBII Safety Switch Suggested Specifications A. GENERAL 1.7 All Heavy Duty switches (Type 1, 3R, 4/4X stainless steel, 4X non-metallic, 12) shall have a dual-cover interlock 1. TYPE mechanism to prevent unintentional opening of the switch cover when the switch is ON and prevent turning the switch ON 1.1.
Page 55
3.2 Enclosures for Type 3R switches through 200A shall have provisions for interchangeable bolt-on hubs in the top endwall. 4.3 Switches shall be horsepower rated for design E motors on Hubs shall be Siemens Type HS or HA hubs sized as indicated internal labeling. on the plans.