Datasheet

www.saia-burgess.com
saia-burgess Switches
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57
Specifications
Housing Flame-retardant glass-fibre reinforced nylon
Plunger Polyacetal (POM)
Mechanism Snap-action coil spring mechanism with stainless steel spring
Functions Change-over, normally closed or normally open
Contacts Silver
Terminals Gold flashed
Temperature range ºC –40°C to +85°C
Mechanical life 5
 10
6
cycles minimum (impact free actuation) for the cowl 3  10
6
Protection IP40 (V4N - enclosure), IP67 (V4NS - enclosure)
Mounting Side mounting
Actuators Plain lever, cam follower, Roller lever
Accessories Insulating sheet - N04619, Clip-on terminal cover - TC102, Long overtravel actuator - QA4
Circuit diagram
Dimensions
V4N
YELLOW
BLUE
RED
MOUNTING HOLE
Ø 2.54±0.05 [0.1]
+0.1
MOUNTING HOLE
Ø 2.25 -0.0 [0.09]
[0.3]
POSITION
[0.35]
[0.09]
2.25
+0.1 -0.0
[0.3]
[0.43][0.21]
[0.2] [0.375]
[0.79]
[19.7]
OPERATING
[0.25]
[0.09]
Ø 2.3
500 MIN
6.45
7.7 MAX
8.9 MAX FREE
POSITION
7.5
10.85.3
20.0 MAX
5.16 9.53±0.05
(NC)
(NO)




COMMON
(RED)
NORMALLY
CLOSED
(YELLOW)
NORMALLY
OPEN
(BLUE)
Recommended maximum electrical ratings
Voltage Load Inductive load Approval
(max) (A) (A)
V4NT7UL/ 250 VAC 5 (0.75 pf) UL 1054/CSA 22.2 No. 55 - 6,000 operations - 65°C
V4NST7UL 250 VAC 5 2 EN61058-1, T85, 10,000 operations
0 - 15 VDC 5 3 General rating - 50,000 operations (85°C)
15 - 30 VDC 5 3 General rating - 50,000 operations (85°C)
V4NSUL 250 VAC 3 (0.75 pf) UL 1054/CSA 22.2 No. 55 - 6,000 operations - 65°C
250 VAC 5 2 EN61058-1, T85, 10,000 operations
0 - 15 VDC 3 3 General rating - 50,000 operations (85°C)
15 - 30 VDC 3 3 General rating - 50,000 operations (85°C)
Inhalt_englisch_1.indd 57 7.12.2005 13:58:52 Uhr