Manufacturers of Quality Electrical Distribution Switchgear Since 1962 - Made in America

Trayer Vacuum Switchgear Ratings*

5/15 kV

25 kV

35 kV

Maximum Design Voltage   (kV)

15.5

27

38

One Minute Withstand   (kV @ 60 Hz)

34

40

50

Momentary Current 200 amp way (Bushing Dependent) (Asymmetrical Amps)

15,000

15,000

15,000

Momentary Current 600 amp way (Asymmetrical Amps)

20,000

20,000

20,000

Momentary and Make and Latch on Ways with Current Limiting Fuses (Asymmetrical Amps)

50,000

50,000

50,000

SWITCH ONLY

BIL Across Open Contacts (kV)

95

150

150

BIL Phase-to-Phase and Phase-to-Ground (kV)

125

125

150

Load Switching (Amps)

600

600

600

Number of Full Load Operations

10,000

10,000

10,000

Continuous Current (Bushing Dependent) (Amps)

200/600

200/600

200/600

Maximum Interrupting Current (Three Shots) (Amps)

2,000

2,000

2,000

BREAKER (VFI)

BIL Across Open Contacts (kV)

95

125

150

BIL Phase-to-Phase (kV)

95

125

150

BIL Phase-to-Ground (Bushing Dependent) (kV)

95

125

150

Continuous Current (Bushing Dependent) (Amps)

200/600

200/600

200/600

Interrupting Capacity (1.2 Asymmetry) (Symmetrical Amps)

16,000

12,000

10,000

*Ratings are nominal and intended to be general in nature.  For ratings of specific Trayer switchgear units, contact your Sales Representative.