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6 66 ABB SWITCH-DISCONNECTORS – HIGH PERFORMANCE, COMPACT SOLUTION
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Manual switch-disconnectors OT1600...2000, UL
Technical data for non fusible disconnect switches
Technical data according to UL/CSAt
Switch type OT1600U OT2000U
Approval CUL US Listed CUL US Listed
File # E101914 E101914
Compliance UL98 UL98
CSA C22.2 No.4 CSA C22.2 No.4
General Use AC ratings -40 to +40 °C pf=0.7...0.8 Single and three phase 1 600 A 2 000 A
Voltage rating 600 V 600 V
Maximum General Use DC Ratings 250 V DC 1 600 2 000
Short circuit rating with fuse Fuse type L 100 kA 100 kA
Maximum fuse size 2 000 A 2 000 A
Minimum electrical endurance pf. 0.75...0.8 500 Oper.cycles 500 Oper.cycles
Mechanical endurance Divide by two for operation cycles 2 500 Oper. 2 500 Oper.
Gross/ net weight without handle, 2-pole switch 37/34 kg - 81.6/75 lb 37/34 kg - 81.6/75 lb
shaft and accessories 3-pole switch 52/49 kg - 114.6/108 lb 52/49 kg - 114.6/108 lb
4-pole switch 69/65 kg- 152.1/143.3 lb 69/65 kg - 152.1/143.3 lb
Standard shaft and mounting depth Square dimension x length of shaft 12x185 mm/ 0.47x7.3 in 12x185 mm/ 0.47x7.3 in
Corresponding mounting depth 358-444 mm/ 13.6-16.8 in 358-444 mm/ 13.6-16.8 in
Standard handle OHB 274J12 Type OHB 274J12 Type
Terminal bolt size Metric thread diameter x length M12x60 mm (included) M12x60 mm (included)
Terminal bolt tightening torque Counter torque required 50 Nm / 443 lb.in 50 Nm / 443 lb.in
Terminal lug kits (optional) 75 °C wire 2x OZXA-1200 Qty / phase 2x OZXA-1200 Qty / phase
2x 4x2-600MCM Wire range 2x 4x2-600MCM Wire range
Torque Wire tightening 56 Nm / 500 lb.in 56 Nm/ 500 lb.in
Lug mounting 50 Nm/ 443 lb.in 50 Nm/ 443 lb.in
Minimum enclosure dimensions Height x Width x Depth 1 000x800x450 mm 1 000x800x450 mm
39.4x31.5x17.7 in 39.4x31.5x17.7 in
Manual switch-disconnectors for 800…1000 V AC applications
Switch type OT400U -1000 OT600U -1000 OT800U -1000 OT1200U -800
Approval UL Recognized CUL US Listed CUL US Listed CUL US Listed
File # File E101914 File E101914 File E101914 File E101914
Compliance UL98 UL98 UL98 UL98
Technical data according to UL/CSA AC Ratings
General purpose amp rating -40° to 40 °C 800 V AC 300 A 400 A 600 A 800 A
1000 V AC 200 A 400 A 600 A -
Max. Operating voltage 1000 V 1000 V 1000 V 800 V
Short circuit rating Fuse type and
size
Fuse type and NH3 170M7402 400A 50 kA 50 kA - -
size (800V AC, UR
approved)
Any circuit (800V AC) 22 kA 30 kA 35 kA 35 kA
breaker or fuse
Any circuit (1000V AC) 22 kA 30 kA 35 kA -
breaker or fuse
Min. electrical endurance, pf. oper. cycles 1 000 1 000 1 000 500
0.75...0.8
Mechanical endurance Divide by two for 16 000 Oper. 10 000 Oper. 8 000 Oper. 6 000 Oper.
operation cycles
Terminal lug kits (optional) 75 °C wire - OZXA-400 OZXA-26 OZXA-800 OZXA-800
Wire range - 2-600MCM AWG 1x2-600MCM AWG 2x2-600MCM AWG 2x2-600MCM AWG
- - - - OZXA-1200
- - - - 4x2-600MCM AWG
Torque Wire tightening 375 lb.in/42.4 Nm 450 lb.in/56.5 Nm 500 lb.in/56.5 Nm 500 lb.in/56.5 Nm
Lug mounting 340 lb.in/27.1 Nm 228 lb.in/54.2 Nm 480 lb.in/54.2 Nm
Minimum enclosure Height x Width x 600x350x200 mm 600x700x200 mm 800x600x330 mm 800x600x330 mm
dimensions at rated current Depth 24x14x8 in 24x28x8 in 32x24x13.2 in 32x24x13.2 in