Patton electronic MODEL 552 Model 552-D6, Model 552-D8, Pins Protected, Model 552-T1 and 552-E1

Model 552-D6

Pins Protected:Pins 2, 3, 4, 5, 6, 7 on the RJ-45 Interface Pins 1, 2, 3, 4, 5, 6 on the RJ-11 Interface

Clamping Voltage: 310 Volts in 500 nsec

Surge Capacity: 1500 Watts for 1 msec;

250A with an 8/20 µsec pulse Protection Mode: Common Mode Pins 2, 3, 4, 5, 6, 7 to

shielding braid

Differential Mode Pins 2, 3, 4, 5, 6, 7

	Model 552-D8
Pins Protected:	Pins 1, 2, 3, 4, 5, 6, 7, 8
Clamping Voltage:	310 Volts in 500 nsec
Surge Capacity: 1500 Watts for 1 msec;
	250A with an 8/20 µsec pulse
Protection Mode: Common Mode Pins 1, 2, 3, 4, 5, 6, 7, 8 to
shielding braid
	Differential Mode Pins 1, 2, 3, 4, 5, 6, 7, 8
	Model 552-T1 and 552-E1
Pins Protected:	Pins 1, 2, 4, 5
Clamping Voltage:	62 Volts in 500 nsec
Surge Capacity: 1500 Watts for 1 msec;
	400A with an 8/20 µsec pulse
Protection Mode: Common Mode Pins 1, 2, 4, 5 to shielding
braid
	Differential Mode Pins 1, 2, 4, 5
	Model 552--E1 CX
Pins Protected:	All shields and center pins
Clamping Voltage:	62 Volts in 500 nsec

Surge Capacity: 1500 Watts for 1 msec;

400A with an 8/20 µsec pulse

Protection Mode: Common Mode Center Pins and Shield to shielding braids

Differential Mode Center Pins to Shields

	Model 552-L4 and 552-U
Pins Protected:	Pins 3, 4, 5, 6
Clamping Voltage:	62 Volts in 500 nsec
Surge Capacity: 1500 Watts for 1 msec;
	400A with an 8/20 µsec pulse

Protection Mode: Common Mode pins 3, 4, 5, 6 to shielding braid

	Differential Mode Pins 3, 4 5, and 6
	Model 552-L8* and 552-ST
Pins Protected:	Pins 1, 2, 3, 4, 5, 6, 7, 8
Clamping Voltage:	62 Volts in 500 nsec
Surge Capacity:	1500 Watts for 1 msec

400 A with an 8/20 µsec pulse Protection Mode: Common Mode pins 1, 2, 3, 4, 5, 6, 7, 8 to

shielding braid

Differential Mode Pins 1, 2, 3, 4, 5, 6, 7, 8

*NOTE: In addition to protecting leased line modem interfaces, the Model 552-L8 may also be used to protect DDS, T1, E1, ISDN PRI, and ISDN BRI “U” and “ST” interfaces.

Copyright © 1997, 2001

Patton Electronics Company

All Rights Reserved

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